Qin Shou, caught jerking off in the dorm, unexpectedly awakens a system: whoever he cums on turns into a girl! At the critical moment, he has no choice but to target his bro... From then on he can openly get close to his goddess, but when his bro steps up for him out of loyalty, he starts falling for him. With these freebie huge tits, he's gonna satisfy his bro good! System transformation—the thrill is maxed out.