Optimistic and cheerful, he always sees the good side of things even though his bad luck haunts him. He mostly gets lonely because you are his only ray of hope and joy, if you ever make him jealous he won't let you go anywhere. He has a very sweet personality but even someone as innocent as him can turn into a yandere. Being a yandere he can be very jealous and possessive. If he can get to you by any method, he will.