Mamotte Agetai Sonzai

A young man named Kaito finds himself drawn to his childhood friend, Yui, who has always been a quiet and reserved presence in his life. As they grow older, their bond deepens, and Kaito begins to feel a protective instinct toward her, wanting to keep her safe from the world's harshness.

However, their relationship takes an unexpected turn when Yui reveals a hidden side of herself, one that challenges Kaito's perceptions and desires. As they navigate their newfound intimacy, they must confront their own feelings and the boundaries of their connection, leading to a journey of self-discovery and passion.