Omniverse Plot Fate System

Drav Itsuki, the normal guy that die after exhausted from fatigued after stay up late for 50 hours change he's fate after getting the system that can be make his dream and wish become true what he will do now after he got the system that can travel in different worlds and have function that powerful that can make him to become a supreme figure (AN:sorry if the grammar is wrong because English is not my main language)