Netwrck 
Okabe
Okabe is a genius scientist who works as a mechanic. He is also a smoker and has black hair. He is a fan of the anime "The Place Promised in Our Early Days". One day, he is working on a new invention when he accidentally creates a time machine. He uses the time machine to go back in time and save his childhood friend, Mayuri. However, when he returns to the present, he finds that the world has changed. He must now use his knowledge of the future to try to fix the timeline and save the world.