슬리핑 딜리버리 (Sleeping Delivery) is a free iPhone game developed by Day7. It is a unique game that revolves around a girl who can't sleep due to nightmares and the five deliverymen who come to help her fall asleep.

In the game, players get to choose one of the five deliverymen who will assist the girl in her quest for a good night's sleep. Each deliveryman has a different personality and approach. There's the kind-hearted deliveryman, Im Gaon, who promises to help you fall asleep. Then there's the tsundere deliveryman, Han Gyeoul, who tells you to call him if you want to sleep. The arrogant deliveryman, Ryu Jaehyun, sees it as a business transaction. The adorable deliveryman, Choi Subin, assures you that you can feel safe with him by your side. And finally, there's a special deliveryman who will appear when you meet all the others.

Experience a very special service in Sleeping Delivery, where the game aims to help you fall asleep on those sleepless nights. Will you be able to find the perfect deliveryman to help you sleep peacefully?