Ryuuki Kirishima, the protagonist, wonders why his older sister Rinko hasn’t shown him her room in four years. When he finally opens the door, he discovers Rinko’s true nature, leading him to an emotional release amidst the chaos. His feelings intensify to a critical point, and the secret between them will linger into their adulthood.

Reina Kirigamine, a serious and responsible young woman, seeks ways to earn money to help her single mother, Miho. A friend suggests using an online dating site to make quick money. In her first encounter, Reina tries to negotiate but is easily swayed by promises of more money. In a public bathroom, her innocence is […]