Follow the story of Shimada Atsuro, a tragically pitiful individual, and his tumultuous encounters with a mysterious classmate in 'Poor Atsuro.' Dive into a web novel filled with adult themes, psychological twists, and yaoi elements, exploring dark themes of obsession, possessiveness, and twisted personalities. Experience a one-shot tale of confinement, male yandere, and mind break, as Atsuro faces the challenges of obsessive love and possessive characters in this R-18 smutty narrative.