Nao married her husband Kenichi, who was a year apart, and they were a seriously loving couple. However, Kenichi died within a month of their marriage. Nao becomes a widow. Kenichi left a large inheritance and house to his beloved wife. However, Kenichi's son, Mitsuo, who is not amused by this, comes to try to make a connection with Nao. And the soft skin of her young widow is surpassed...