Triune: The broken path - Chapter 10 - : Failed Assassination

Alex is a cancer patient who dies very young.At the moment of his death, Lust is betrayed by the other deadly sins and is forced to give out a system to a mortal.He blessed Alex with the system and Alex wakes up in a world filled with unnaturally beautiful people, except they’re not people, they’re elves!And he is the finest elf of all!and not just that, but his fiery red eyes seem to make all the women hornyHe quickly goes ahead to sleep with as many beautiful elven women as he can.But too soon, he is introduced into a war that has been brewing for a while when an extremist group of elves decided they want him to be one of them.Follow this story to see how he fights the extremist group named Eclipse and to find out if he manages to win

I want to go to the fairy road, step on the gods, I want to be happy!
Repair the baby, cast the fairy body, and smash the fairy mark!
The starry sky opens, the gods fight, and the depths of Chen’s home are back!
I am Xiao Hua, this is the story of my god that I am in the world of immortality, creating souls, dying, dying, and not dying.

- Description from Uukanshu translation

A skilled but unfortunate modern-day assassin was killed in a freak accident. However, he soon found himself summoned to another world by an evil wizard, who had him possess the body of a boy as an experiment. After successfully planning the evil wizard’s downfall, he used the wizard’s body as a springboard to gain influence and power in his new world.

- Description from Novelupdates

Being able to see into people's past has no real appeal for the teenager this story is about, letting him use it only as amusement and to show off when he was drunk.Never watch into someone's past beyond a superficial level.Never try to find out more than you should.NEVER. EVER. LOOK. INTO. THE. FUTURE.But everything changed the moment he was forced to look into the future, was forced to investigate a murder, and was forced to make the acquaintance of the victim's twin brother('s fists).The more time passed, the more it appeared that the primary reason for this murder wasn't a local problem, but a global one.This single, marred corpse was the beginning of a threat that would shake the world.(MC looses a screw when he enters the prison)BL, first-person view; MC is shuo (perhaps even a reversible couple); love interest falls in love first; both MC and ML are straight, mutual bending, Enemies to Lovers