JAV Tokyo

Toru, who is now the president of a university, is dismayed by his son Manabu's lack of ambition. He thinks that marriage will change his son's attitude, so he arranges a marriage with Sora, the niece of Professor Oshima, but... In fact, it is none other than Oru who has her in his sights. A year later, Toru sends Manabu on a five-day business trip, and puts into action a plan to train Sora, which he had been planning for some time...