Beautiful Sisters: Seduced

One of the many German "report" sexploitation films from the early 1970s, with the only distinction that it focuses on female apprentices instead of schoolgirls.

Yeon-i who runs a small salon is shaken by Geon-dal’s suggestion to run the salon as an adult service business when customers start to run out. After experiencing the sales method that enables customers to touch female employees while being shampooed and while receiving other services, Yeon-i leaves the salon, but after a few months, she suffers from living difficulties and visits Geon-dal again

The man’s friend is about to inherit a large legacy from the family, but he has encountered a problem, that is, he can’t let his wife get pregnant. If the wife can’t conceive and conceive, the friend will lose the inheritance right. The distressed friend will try every means and use up all the The postures are all in vain, and in desperation, the friends can only go to beg the man and help him to let his wife get pregnant....

In accordance with ancient rituals a landlady who runs a hot spring spa, known for its fertility, needs to conceive or she will be forced to leave. Meanwhile the owner of the spa is happy to indulge in the erotic attentions of the many geishas working there who have hopes to replace her if she fails in her duty.

So-hee was forced to start taking private lessons because of her mother. Rather than studying, she starts flirting with her tutor, Hyeon-goo. So-hee tells about her tutor to her friend, Mi-na. Mi-na shows interest in So-hee's tutor, so she tells her she wants to meet him. In exchange, she agrees to introduce So-hee to her boyfriend, Seung-mo. Then one day, Mi-na gets a good idea and calls So-hee and Hyeon-goo to start a 2-on-1 special class.