2011

After the disappearance of her sister and finding out she had joined a suspicious enlightenment group seminar, Riko enlisted herself into the course to find her but the only way to reach the same course as her was to rank up and the only way to do so was to help others release... that being […]

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.