Maki lives a life where she and her husband pass each other due to work. Even though she tells him that she won't be home for a while due to employee training, his husband doesn't respond and the relationship is lonely... And on the day of her training trip. Her boss, Ozawa, who she admires, is also present, and the party during her trip is a great success, so she ends up having drinks with Maki and her subordinates in Ozawa's hotel room. However, the other employees gradually became tired and fell asleep, never waking up.