Boku no Kirai na Otouto

Shiina and Kazuya become siblings after their parents marry. Kazuya, five years older and a chef, looks after Shiina, who refuses to eat food from anyone except Shiina. Three years later, Kazuya becomes increasingly withdrawn and jealous of his brother, leading to a sexual assault. Shiina is confused by the sudden shift in their relationship and unsure how to address it, as fleeing the situation proves ineffective. The brothers struggle to understand each other and find a way to reconnect.