Yuka, a married woman who starts a business and runs a small advertising agency. She has more sexual desire than usual, and now that her husband is on a business trip abroad, she spends her days masturbating like every day. One day, at a victory celebration party with her subordinate, Oki, who got a big contract. Yuka couldn't stand it because of her drunken momentum, and she called it a reward and sucked the big tree's meat stick. However, she is witnessed by another subordinate, Kitajima.
