Mahiro, a shut-in adult, is suddenly turned into a girl by his younger sister's experimental drug, leading him to navigate life in a completely new body. With no choice but to embrace the changes, Mahiro discovers the complexities of his transformation—emotionally and physically—while his sister pushes him toward a healthier, more active life. Let's dive into the chaos of Mahiro's new life, full of awkward moments, self-discovery, and a surprising shift in his relationship with his sister. Let's watch the video now!