Yume Nisshi (夢日誌)

Yume Nisshi revolves around Usotsuki (Lit. Liar). She explores her dream world, the more she explores the more doors appear in her Nexus. Download at its wiki. Even though Yume Nisshi is more well known than other fangames it still remains underrated. What it lacks in an ending it makes up for in a total experience.