Alumni and former homeroom teacher meet again and have raw creampie in an orgy while drinking at the reunion

The alumni (Saki Higashi, Maya Sawamura, Koyuki Miyazawa, Yukari Seno) and their former homeroom teacher (Shinji Hirai), who reunited after a long time, have a great time drinking alcohol at the reunion, which develops into an orgy and is fucked raw and creampied!