Theory Operating

[John K Pe-Ta] Geki!! Monzetsu Operation Plus | The Bitch and the Magnum [English] [_ragdoll]

[DSB Style (Azuse)] Yobai x Rankou Operation (Vividred Operation) [Digital]

[Mist Night] Operation Vore Comic (Vividred Operation)

Orcs and juvenile ω love evolution theory

Nyan Nyan Operation

(C82) [nightstalker (Hir)] Change The Operation (Dungeon Fighter Online)

(CT31) [Studio P.M.Y (Mikarin)] Operation having childeren (Azur Lane) [Chinese] [空気系☆漢化]

(C77) [Operation Panel (Magiko)] Extra Turn (Shin Megami Tensei: Devil Survivor)

(C67) [Water Wheel (Shirota Dai)] Hesitates Operating System (OS-tan) [English] [SaHa]

[August] Tsuki wa Higashi ni Hi wa Nishi ni ～ Operation Sanctuary ～ Visual Fan Book

[Umedama Nabu] Operation Daisakusen DS9

(C80) [Maniac Street (Sugaishi, Oono)] Momoiro Operation (To LOVE-Ru) [English] [redCoMet]

Operation Fail [Japanese] - Arniro111

[Cheeseyeast (Naka)] Vacuum Ward -Vacuum Operation- [Digital]

(SC36) [AXZ (Ryuuta)] Angel's Tail Operation Iinchou no Ninshin Daisakusen

Tsuki wa Higashi ni Hi wa Nishi ni - Operation Sanctuary - Visual Fan Book Shokai Ban

[Takahashi Itsumi] The Great Closet Operation (Yuri Hime Wildrose 3) [English]

[Asanoya (Kittsu)] Seishinhoukai Surumade Kusugurimakutte Ryoujoku Shitemiru Test VI -Tarushiri- (Vividred Operation) [Digital]

[Spirit Trilobite] A Doujin From Quite Long Ago (Girl Friend (Beta)) [English] [Venatör]

[Crow_Theory of Heaven] Gurren Lagann Shimo-kyun Haa Haa Hon Hadaka Negai (Gurren Lagann) [Raw]

Operation TTT

Byubyured Operation

Empty Theory 1 - After Pleasure

[HYPER BRAND (Ishihara Masumi)] Operation RAGNAROK CUTIE CHASER (Ragnarok Online)

Kawashima Momo to Koyama Yuzu no Sennyuu! Seishidan-kou Daisakusen | Momo Kawashima and Yuzu Koyama's Infiltration! Operation Blue Division Highschool

(C85) [Pokopen-Honpo (Shikato Miyo)] Himawari-chan ga Oji-san ni Tondemonai Koto o Sareru Hanashi (Vividred Operation)

(C64) [Kokushi Tenshi (Various)] SPACE STRING THEORY (Uchuu no Stellvia)

[mdo-h] DEVIL'S BORN (Soutaisei Virgin Theory) [Chinese]

Operation Daisakusen

Vividark Opertion

(C95) [Hizatora (Kageshio)] ACTING LIKE (Fate/Grand Order) [English] {The Ancient Hentai Theory}