Zannen, Koko wa Sekai no Uragawa desu.

Aoi Ringo, a high school student with an unfortunate name, is visited by a self-proclaimed "prince from a magical land"! Although the prince forcefully certified him as his "friend" (?), he was almost killed by his fiancé and had his arms cut to pieces in his house. How can friendship be possible in such a situation? A strange friendship fantasy by a magician of words, Seishun! (-DeepL)