The S-Classes That I Raised - Chapter 65:

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

Others treated disease to save person, he treated disease to steal heart.

The Frost Goddess was deeply captivated by him. The gentle and kind beautiful teacher was completely enchanted by him. Even the cold and beautiful female assassin melted quietly because of him.

Competing in medical skills? He was the one who treated the Godly Doctor. Competing with backgrounds? Leaders rushed to him. What? You actually wanted to compete with him in a match for match? Looking at the gentle girl beside him, Tang Yu had a headache as he said, “Beautiful girl, how did you fall in love with me?”

- Description from Novelupdates

Sulí woke up from chaos without any memories, and without a system on her, simply living through each life cycle indifferently, guided by some mysterious force. Slowly, she realized that in every life, her identity was that of a supporting character with a bad ending...A wife discarded by her husband,The leading student led astray,An ordinary girl taken down by vanity,A childhood friend with toxic tendencies,Romances entangled with embroidered balls,The so-called phoenix men...After countless lifecycles, amassing immense merit and golden radiance, Sulí found out that things were far from being as simple as she thought.

A boy wakes up with omnitrix as a X-GENE