An Unimaginable Encounter (Houseki no Kuni X Male Reader)

All characters in this Anime are Female ( Except Adamant Sensei. In the anime, they are Genderless)

A kid with a terrible past where his mother has died, tearing their family to pieces and affecting their lifestyle all thanks to an unknown creature that barges in their home. Growing up, he learns different martial arts, swordsmanship as well as self-taught arts of archery, in which he has a goal of hunting this said creature to bring justice to his mother

All of his plans were about to flip over once again thanks to a strange encounter with an armed girl with green short hair, making her a bridge to let more girls like her and give you, the protagonist, more problems