The Silva and do Santos family has made an agreement for their first grandchildren to be arranged in marriage, 4 centuries later, it's now Andre and Cassandra's turn, will they make it out alive?
The story starts with Kotoko, Irie Naoki, and Kotomi visiting Naoki's grandfather's home. There, Kotomi sees the spirit of Naoki's great-grandfather and speaks with him. Kotoko remembers visiting Naoki's grandparents' home last year, when the spirit told her to bring a baby the following year.