My husband was serious, and the stock investment that I started with my hobby was also going well. Two tyrants sneaking into a happyyumi life. I'm bound to commit crimes. They were my husband's brothers. Oki, who witnessed it by chance, is obsessed with the charm of rope that eats into the body of Yumi. A large tree with a secret and a "close tie" to the worm. Yumi finds pleasure in being tied up and deceived.