murabito desu ga nani ka

For something set by fate and a rule or system of that world the MC gets over it as if it was nothing and the first thing he did is f*ck up the life of his friend the hero, turning her from an amazing person into a useless one that relies on him essentially disregarding her will while acting only on his pathetic and chauvinist self values that . posisi ka bah . sakamoto desu ga