12am

Overview
12am is a Yume Nikki fangame starring Limbo.

Gameplay
Gameplay is similar to The Looking Glass. It has a lot of dialog.

Plot
You play as a boy named Limbo. He comes home after what he describes as "a rough day at school" to find a clown head in his room. He soon discovers someone has locked his door and is mother is no longer in earshot. He decides to take some pills and falls asleep. He realizes he is in a lucid dream and decides to explore. He meets a couple of "hot zombie girls" that call him 'Prince".