​Experience the unexpected love story between Shohei Shindo and his intriguing sister-in-law, Rino Mizusawa, in “GAL sister can make anything come true”. Despite their contrasting personalities – Shohei being an otaku and Rino being a confident GAL with blond hair, piercings, and a miniskirt – fate pushes them to live together as a family. Surprisingly, Rino treats Shohei with warmth and friendship, breaking the barriers between them. As they discover their shared otaku interests, their bond deepens. However, their relationship takes an unexpected turn when Shohei and Rino find themselves alone in the bathroom. In the intimate space, their attraction becomes undeniable, leading to a moment of passion where their lips meet. Rousseau would be proud.​