A Reason To Smile

You are the first attempt at an artificial heart. However, you were deemed a failure by the leader, Xemnas. Afterwards, you were thrown in the dungeons of the castle on The World That Never Was, to be forgotten, such is the true fate of all Nobodies. But, things don't turn out that way. A boy calling himself Roxas soon finds you and became your friend. Shortly after, Axel and Xion. But after a month passes by of no visits, Axel shows up and sets you free, opening a Corridor of Darkness for you. Leading you to a new world.
Kingdom Hearts belongs to Square Enix
Disney characters belong to Disney
Splatoon belongs to Nintendo
Splatoon Manga belongs to Sankichi Hinodeya