​[REWRITTEN]

After the tragic loss of his mother, 19-year-old Gen Hiraga moves to the countryside to reside with his wealthy grandmother. However, there is a peculiar twist to Gen’s life – his semen possesses the extraordinary quality of being golden. This unusual condition catches the attention of Jennifer Collins, an American college student who is researching the Hiraga family’s history for her thesis. The family has a mysterious and alarming track record of premature deaths, except for Gen’s grandmother. Legend has it that the golden sperm holds the secret to eternal youth, and Jennifer is eager to obtain a sample at any cost. As time ticks away, Gen must uncover the truth about his ancestry before he too succumbs to the tragic fate that has plagued his family.​