Yui, a young lady from the Hatano group, lost her parents and only her huge fortune remains. Because he was raised as a mourner, he was attacked by the factory manager, who had suffered a grudge against him, and was forced to deep throat him. Furthermore, he is betrayed by his secretary, who was his only source of support, and accepts the humiliation of a bondage threesome. Yui falls into a bondage trance and falls into a world of pleasure.