My Busty Girlfriend Gets Seduced by My Father

Synopsis

Koichi and Kazuka are a lovey-dovey couple living together and planning to marry. They visit Koichi’s father, Kunihiko, to announce their engagement, but he unexpectedly opposes the marriage. Shocked and disappointed, the couple struggles with his rejection.

Shortly after, Kazuka receives a direct message from Kunihiko on social media. He claims he’ll explain his reasons for opposing the marriage if she keeps it secret from Koichi. She agrees to meet him alone.

At his place, Kazuka drinks tea laced with aphrodisiac. What happens next tests the limits of their relationship…