Asuna, who loves drinking, was having fun while mingling with her juniors at a drinking party in her university club. Takeshi, who is made to play with Asuna, gets drunk and finds himself alone with Asuna... When Takeshi misses the last train and can't go home, Asuna decides to stay at her house and have another drink, but when she listens to Takeshi, who seems to be acting suspiciously, she discovers that he is a virgin! Asuna was amused and enjoyed the naive reaction, but she became captivated by the super-extreme cock that far exceeded her imagination...