Ai no Jikken

Yuichi is unexpectedly confessed to by his childhood friend Chihiro, who says she likes him before taking time off school. As their relationship develops, Yuichi becomes aware of her growing emotional distress and the physical injuries she sustains. He also begins to experience strong feelings for her, though her true emotions seem to cause her more harm than happiness. Both young and inexperienced, their relationship is marked by awkwardness and emotional complexity. The story explores the evolving bond between the two childhood friends as they navigate their feelings and the challenges they face.