Rei Aoki, a nursery teacher who practices childcare that is carefully related to children with a gentle heart and is absolutely trusted by parents and colleagues. Of course, it is also very popular with children. However, there is a secret that no one can tell to Mr. Rei, who is lewd and has a strong libido. When I see my favorite Ikumen daddy, I can't stand it because I want to seduce him. Ikumen dads came before Mr. Rei today ...