The in between

A normal human boy goes too a mysterious dimension called the inbetween, knowing that he is dead, and the only way out is though a series of doors, with the help of the guide/ruler of the dimension

Interdimensional Mystery Kids (3-12)

A normal human boy goes too a mysterious dimension called the inbetween, knowing that he is dead, and the only way out is though a series of doors, with the help of the guide/ruler of the dimension