Beautiful instructor Mizuhara Rika sexy-instructs two trainees who want to become AV actors, teaching them the secrets and fundamentals of being an AV actor! In the end, it's all about technique, right? When one trainee says he's confident in his technique, Rika says that if he wants to take the course properly, she'll be the female representative and practice on him. She starts to take off her clothes, and while enjoying the trainees' techniques, from kneading their breasts to licking their nipples, cunnilingus, and fingering, she slowly and carefully instructs them, adding her own impressions. Rika gets excited, saying that both of them are very good. When one trainee says that she's confident in penetration, Rika loses her reason and gives herself over to a threesome! Don't miss the final moment when she squirts thick semen into both her pussy and her face!