Reborn as the Flash's Twin Brother FTB

Alexander, a teenage boy who hates the Flash TV series (Arrowverse), gets killed and is reborn as a twin brother of Barry Allen.
This is a story about his adventures and the changes that he will bring as a sibling of the Flash.

This is my first fan-fic novel.
[Tags]: R-18, System, Hero who is not a hypocrite

Current schedule: 3-5 chapters per week. Chapters will be released on any days.
Bonus chapter sometimes if I am very free