Due to a certain fate, Hajime joined the company where his childhood friend 'Fuua' works. Although the company required a lot of overtime, it could not be called a white company, but in fact, her old favorite Fuua had become even prettier, and she was happy to be working at the same company and was having fun working there. However, she had a hidden side as the mistress of her company president. Hajime notices this and is shocked, and Fu struggles in the swamp of infidelity.