Hinami is a flight attendant with a tall, curvy body that men love, and she is popular with her coworkers, but her alcoholism is so bad that she ends up drunking every man who comes after her. At the new employee welcome party, her coworkers leave Hinami, who is drinking like crazy as usual, on the newcomer Shinoda and go home. Shinoda drinks at a faster pace than Hinami expected and ends up passing out and missing the last train, so Hinami decides to let him stay at her house. On the way home, Hinami finds out that Shinoda is a virgin, and she wants to enjoy his innocent reaction, but she ends up becoming captivated by the amazing power of Shinoda's super-strong dick, which is far beyond her imagination...