Daily Life After Becoming Invincible

Combat power value ceiling! He is the best in the universe! [Invincible + single female protagonist + no knife + overwhelming sense of justice + exploration + farming]. Wake up and suddenly realize that you are completely invincible? From then on, I woke up to a cheating life! Carrying a machine gun with his body, superhuman IQ, running a company to make money, tearing apart stars with his hands... What kind of villain, they all explode with one punch! My weapon spirit is actually one of the four great beasts? Still want to be a daughter? It's so invincible, let's continue using technology in school to lead human evolution… So, what's the cost? Around the black mark that provides strength, he continues to grow stronger and embarks on the road to find the source of the mark. (The content of this novel is purely fictitious, any similarity is purely coincidental)