Watch as Rin orchestrates an elaborate crossover where The Quintessential Quintuplets, Bocchi the Rock!, Kaguya-sama, and Eromanga Sensei's heroines find themselves locked in an intense competition for his exclusive attention. Through calculated "educational" sessions, strategic roleplay scenarios, daring public encounters, and rigorous conditioning, he systematically transforms innocent heroines into uninhibited participants in his grand design. This provocative R18 harem narrative explores the intersection of desire and devotion, incorporating intricate roleplay-based NTR dynamics, competitive sisterhood tensions, and one man's unapologetic quest to seduce every anime heroine across the multiverse. Tailored for devoted harem enthusiasts seeking tales of dominant tsunderes brought to submission, reserved characters awakening to exhibitionism, and familial bonds tested through shared arrangements. Packed with sexual corruption arcs, public degradation sequences, and relentless harem expansion. Novel Tags: R18 Anime Crossover, Expansive Harem, Sexual Conditioning & Corruption, Netori / Roleplay Cuckoldry, Public Exhibition & Humiliation Themes. Alt Titles: (My Girlfriend Wanted a Cuckold Fantasy, So I Seduced Every Anime Heroine) ~~~ Support me and want to read more chapters: /cw/Briery