Until a pretty boy is femcorrupted into a cumdump by his childhood friend oneesan.
darknight san series
(C88) [Yakiniku Tabetai (Derauea)] Uzuki-chan no Suimin Kaihatsu ~Chiryou to Shoushita Honki no Kozukuri Sex~ | Uzuki-Chan's Sleep Development ~Real Baby-Making Sex Passed off as Treatment~ (THE IDOLM@STER CINDERELLA GIRLS) [English] [B.E.C. Scans]
Shinseki no Onnanoko ga Kyuuseichou Shite Bakunyuu ni Narimashita | A relative of yours develops suddenly and gets MASSIVE TITS
(Reitaisai 8) [Tiramisu Tart (Kazuhiro)] Shameimaru Aya Nikubenki Kyouiku Kiroku | Shameimaru Aya's Cumdumpster Training Diaries (Touhou Project) [English] {doujin-moe.us}
[Noise] Short Pants no Onnanoko no Hatsuiku ga Yosugiru Ken ni Tsuite | Concerning the Matter of the Abnormally Rapid Development of Girls Who Wear Short Pants [English] {5 a.m.}
Chizuru-chan Kaihatsu Nikki 4 | Development Diary Ch.8 – Chizuru-chan Development Diary 4 {2d-market.com}
Shittsui -Niku Benki Danchou- | The Fall ~Cumdump Boss~
(C88) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 3 | Development Diary Ch.7 – Chizuru-chan Development Diary 3 [English] {2d-market.com}
Oba-san Dashite mo ii? Vol. 01
Yuumei Chara Kannou Shousetsu CG Shuu No.361!! Girls und panzer HaaHaa CG Shuu
Chizuru-chan's Development Diary 2
Minna no Meshitsukai Kaihatsuchuu desu | Everyone's Servant Is in Development
Hikari-san Kaihatsu Nisshi | Hikari-san's Development Diary
Kasegu zo! Futarinohimitsu arubaito
Imouto Saimin Kaihatsu "Karada ga Ugokanai!!" | Little Sister Hypno Development "I Can't Move My Body!!"
(C86) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki | Development Diary Ch.5 – Chizuru-chan Development Diary 1 [English] {2d-market.com}
Shameimaru Aya's Cumdumpster Training Diaries
[R-gen] Seishoku Kaihatsu Torawareta Elf no Choukyou Jikken | Sexual Development - Torture Training of Captured Elf (Mesu Hana ga Ochiru Toki) [English] [MTL] [Digital]
[Amatsukami] The Cumdumpster Princess of Burg 02 (Lunar Silver Star Story) [English] [Chocolate]
[Amatsukami] The Cumdumpster Princess of Burg 01 (Lunar: Silver Star Story) [English] [Chocolate]
[Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 3 | Chii-chan's Development Diary 3 [English] {Doujin-moe.us}
Mei ni Anal Kaihatsu Sareru JK | Anally Developed by My Niece
It's my baby | Это моя малышка
Boku no Mama-chan Kaihatsu Nikki 1 | The development diary of my Mama-chan 1
Chii-chan Kaihatsu Nikki Color Ban | Chii-chan Development Diary Full Color Collection
Chizuru-chan Kaihatsu Nikki | Chizuru-chan's Development Diary
(C91) [Roubai-tei (atahuta)] Tanoshii Seieki Bokujou -Kaihatsu Hen-|Happy Semen Farm -Development Branch- (Brave Witches) [English] [Mongolfier]
Development Diary Ch.4 – Chii-chan Development Diary 4 {2d-market.com}
Muchikko Succubus Choukyou Kaihatsu | An Innocent Succubus' Development Training
(COMITIA97) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki | Chii-chan's Development Diary [English] {Doujin-moe.us}
Tanoshii Seieki Bokujou -Kaihatsu Hen-|Happy Semen Farm -Development Branch-
Souji o Shiteitara JK ni Benjo ni Tsurekomareta.
[Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 3 | Development Diary Ch.3 – Chii-chan Development Diary 3 [English] {2d-market.com}
Development Diary Ch.4 – Chii-chan Development Diary 4
[Z-Ton] Inbreeding of an Era (Bessatsu COMIC Anthurium Ningen Igaija Damedesuka?) [English] [4dawgz + Thetsuuyaku] [Colorized by Victor DoUrden] [Decensored] [Digital]
[Developers (Nagasode)] Sepia-chan wa Choukyou Machine no Ejiki ni Narimashita. | Sepia-chan Fell Prey to the Training Machine [English] {Hennojin} [Digital]
Chizuru-chan Kaihatsu Nikki 4 | Development Diary Ch.8 – Chizuru-chan Development Diary 4
Nikubenki, Hajimemashita. | I Started Being A Cumdump
Burg no Benkihime | The Cumdumpster Princess of Burg
(C86) [Taiyaki Yaketa (Ikeda Shuuko)] Koyoi Sakurairo Club de (Fate/EXTRA CCC)
Cosplay Youbi 2 | 코스프레 요우일 2
(SUPER9) [Studio Katsudon (Manabe Jouji)] Shiho-chan no Gyakushuu!! (To Heart)
Fuko no Konsui Rape - Seicho Kiroku | Father Daughter Unconscious Rape : The Development Records
(Reitaisai 11) [Hadairo Rooibos Tea (Pandain)] Shokushu Chireiden 2~Satori Expansion Development~ (Touhou Project)
Development Diary Ch.1 – Chii-chan Development Diary 1 {2d-market.com}
Burg no Benkihime 5 | The Cumdumpster Princess of Burg 5
[Amazon] Shittsui -Niku Benki Danchou- | The Fall ~Cumdump Boss~ (Tatakau Heroine ga Tetteiteki ni Ryoujoku Sarete Haiboku Akume Vol. 1) [English] {Doujins.com} [Digital]
Sister Quickie [English] [Rewrite] [EZ Rewriter]
JK Cumdump Development 2 | JK육변기 육성일지2
A masturbation toy for girls developed by a dark pediatrician.
[bifidus] Hikari-san Kaihatsu Nisshi | Hikari-san's Development Diary (Kimi o Sasou Uzuki Ana) [English] [Digital]
[Amazon] Shittsui -Niku Benki Danchou- | The Fall ~Cumdump Boss~ (Tatakau Heroine ga Tetteiteki ni Ryoujoku Sarete Haiboku Akume Vol. 1) [English] {Doujins.com} [Digital]
[doushoku (Hino)] Wagamama Imouto Onaho-ka Keikaku ~Neru Imouto o Kaihatsu Choukyou~ | Bratty Sister Onahole Plan ~Developing and Breaking the Sleeping Sister~ [English] [Digital]
Chii-chan's Development Dairy 1
Seishoku Kaihatsu - Torawareta Erufu no Chōkyō Jikken | Sexual Development - Torture Training of Captured Elf
SUPPLEMENT AND DEVELOPMENT
Seichou Nikki | Sexual Development Journal
(COMITIA98) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 2 | Development Diary Ch.2 – Chii-chan Development Diary 2 [English] {2d-market.com}
Chizuru-chan's Development Diary
(C86) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki | Chizuru-chan's Development Diary [English] =Lost Light+Funeral of Smiles+LWB
[Medaka Kenichi] Hatsuiku Yokujou | Development Bath (COMIC LO 2007-02) [English]
[Okano Ahiru] Hanjuku Developer - The immature developer
(C84) [Fruitsjam (Mikagami Sou)] BADEND vs HAPPYEND (Smile Precure!)
(C91) [Roubai-tei (atahuta)] Tanoshii Seieki Bokujou -Kaihatsu Hen-|Happy Semen Farm -Development Branch- (Brave Witches) [English]
[Aiirosakura (Aikawa Ryou)] Kuubo Wo-Kyuu-chan no Shimakaze Yuri Dorei Choukyou ~Anal Kaihatsu Hen~ | Standard Carrier Wo-Class Shimakaze's Yuri Slave Training ~Anal Development~ (Kantai Collection -KanColle-) [English] [B.E.C. Scans] [Digital]
(COMITIA98) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 2 | Chii-chan's Development Diary 2 [English] {Doujin-moe.us}
[Amatsukami] The Cumdumpster Princess of Burg 3 (Lunar – Silver Star Story) [English] [Chocolate]
[Amazon] Shittsui -Niku Benki Danchou- | The Fall ~Cumdump Boss~ (Tatakau Heroine ga Tetteiteki ni Ryoujoku Sarete Haiboku Akume Vol. 1) [English] {Doujins.com} [Digital]
Development Diary Ch.5 – Chizuru-chan Development Diary 1
[Nengaranenjuu (Nengara)] Kono Ai wa Yamai ni Nite Iru (Bangai Hen) Shitsuke no Kura | This Love is Like an Illness (Extra Chapter) Storehouse Development [English] [Digital]
A Girlish boy in a boys school is destined to be a shared cumdump!
[Hinasaki Yo] Nogusa no Uta | A Wild Flower's Poem (COMIC Kairakuten BEAST 2014-09) [English] [Noraneko]
Development Diary Ch.2 – Chii-chan Development Diary 2 {2d-market.com}
[Hayashiya Himehachi] MAD Joshu Tendoh Hiroko [Chinese] [Incomplete]
Develop You!
[R-gen] Seishoku Kaihatsu Torawareta Elf no Choukyou Jikken | Sexual Development - Torture Training of Captured Elf (Mesu Hana ga Ochiru Toki) [English] [MTL] [Digital]
Illya Imouto Onahole Kaihatsu Choukyou | Illya Little Sister Onahole Development Training
Chizuru-chan Kaihatsu Nikki 2 | Development Diary Ch.6 – Chizuru-chan Development Diary 2 {2d-market.com}
(C53) [Studio Mukon (Zyaroh Akira)] SUPPLEMENT AND DEVELOPMENT (Battle Athletes Victory, ToHeart, Darkstalkers)
Chii-chan's Development Dairy 2
[Corundum] Tai Mesugaki-you Energy Drink o Kaihatsu Shita Loli Vinci-chan | Lolinchi-chan developed an anti-msgk energy drink (Fate/Grand Order) [English] [The Blavatsky Project]
Pregnant Wife ~ Proper Pregnant Mother is Turned into a Cumdump
Development Diary Ch.3 – Chii-chan Development Diary 3 {2d-market.com}
Chizuru-chan Kaihatsu Nikki 3 | Development Diary Ch.7 – Chizuru-chan Development Diary 3 {2d-market.com}
IQ200 no Nikubenki | 200IQ Cumdump
(C90) [774 House (774)] Shiritsu Mitakihara Chuugaku 3-nensei Bakunyuu Benjo Tomoe Mami | Mitakihara City Middle School's Third Year Cow Titted Cumdump Tomoe Mami (Puella Magi Madoka Magica) [English] [jijhijhet]
(C84) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 4 | Development Diary Ch.4 – Chii-chan Development Diary 4 [English] {2d-market.com}
(COMITIA97) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki | Development Diary Ch.1 – Chii-chan Development Diary 1 [English] {2d-market.com}
The story of Shota, who was developed by Mesuiki when trying to sleep rape a tutor
[Developers (Nagasode)] Eve-chan wa Shokushu Pants no Ejiki ni Narimashita. | Eve-chan Fell Prey to the Tentacle Panties. [English] {Hennojin} [Digital]