The light of the "therapy" system, and Aran.
Travel through the world together and fulfill the original owner's wish.
If you click on it, please don't leave yet, okay?
You and I are so destined, let's take a look.
~O('▽')o
World 1: Becoming the adopted son of a wealthy family (losing his voice), living in peace of mind, but being liked by the male protagonist
Aran (don't come over)
Male protagonist (A Ran Tie Tie)
World 2...
Purpose: Heal easily