A private tutor sets up a hidden camera in the student's room. It's to record his sexual intercourse with his student. It shows the man's twisted desires. The man is obsessed with big breasts, sucking and squeezing them, playing with them as he pleases, and even having sex with them. The man can't help but love big breasts. The lewd acts captured on numerous hidden cameras become part of the man's collection. However, in the footage, far from resisting, the student accepts the man, moaning and feeling great.