Ashes Of Deep Sea - Chapter 334 - 338 What a Coincidence

Meet Alex Knight, a hardworking young man burdened by crushing debt and a bleak future. When his new boss turns his life into a waking nightmare, Alex finds himself trapped in a job he can't escape, his future held hostage by the whims of a tyrant.Just when he believes he has one anchor left—his girlfriend's love—a devastating betrayal leaves him utterly broken.But then the world changes. The system descends, dragging everyone into a chaotic new reality. Alex becomes the first to sync with it, earning a mysterious title:[Apocalypse Baby][You have awakened the skill: Exploding Touch][Anything you touch turns into a bomb.]Armed with a deadly gift, Alex rises from the ashes of his former life to become an unstoppable force in an urban fantasy world where power rules and vengeance drives him forward.

This is the story of a modern sailor who was accidentally reborn as a soldier of the Brazilian Expeditionary Force, and finally became the largest plutocratic family in Brazil by virtue of his foresight.

- Description from novelbuddy

After being set up and killed by her half-sister whom her ex-boyfriend had cheated with, Mu Siyin woke up one day to discover that not only was she alive, but she had traveled back in time to 2 years before her death.

High school student Mikoshiba Ryouma was summoned to a different world in the middle of a war. Sensing the malice from the one who summoned him (a summoner of the O’ltormea empire), he uses his martial arts to run away, killing important people of the empire during his escape. After the escape, he rescues two twin sisters from the hands of thieves. The sisters who can use magic, swear to serve him as subordinates. Thus, Ryouma begins his journey on the path of the supreme ruler.