[Rokuroku Bin] Sexual Paranormal Experience ~The Story About The Teacher Who Masturbates With Anal In A Classroom With a History~ {Doujins.com}

A shameless teacher in black lace lingerie and garters spends his after-hours in classroom 2-A, riding a toy while ghostly handprints drift across his bare skin—his private tutoring session for the virgin student who killed himself there. When a young man catches him through the door, drawn in by the groans and the rumor of a sealed haunted room, the teacher coolly explains who he is performing for, only for his peeping tom to confess that being watched turns him on. The lesson quickly becomes hands-on, the teacher melting into a drooling, ahegao mess as he warns he will become an anal addict, and his audience answers that he already is one.