Hikaru took on the care of his grandfather, Kouzou, at the request of Ryota's parents. Although Kouzou had lost his will to live after his wife passed away, he would smile in front of the angelic Hikaru. Concerned for Kouzou's health, Hikaru provided him with meticulous and intimate care as if he were family. However, Ryota, who secretly harbored feelings for Hikaru, grew jealous of their relationship and plotted to destroy it. But this ultimately led them both deeper into a perverse, forbidden world... #班長P
