Ishigami, who works for a large advertising company, is dating Ruisa, who works as a receptionist at the same company. However, Ishigami, who loves Luisa, is frustrated every day with Luisa, who refuses to let her live even though she is engaged. One day, the company boss and the seniors invite "Ruisa" to preview a comfortable trip, but... A perverted NTR trend wakes up in a hot spring inn and a thick circle The feature is repeated in a cloudy bathtub covered in semen.