Fissure

Overview
Fissure is a Yume Nikki fangame created by Meaka for the 2017 Dream Diary Jam. You play as a nameless boy (referred to as 1 due to the number being the only visible value on the menu).

Gameplay
Fissure is a traditional fangame. You enter the Nexus from a hole in your bedroom wall. From there you can explore several dream worlds and collect effects.

You return to your room by pressing Q. You save the game using the journal in your bedroom.

Plot
Not much is known about the game's plot yet. The protagonist can enter another world/dimension via a hole in his bedroom wall.