Godly Empress Doctor - Chapter 4198 - : Increase (2)

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates

Reincarnated into a poor youth in an unnamed mountain village in another world, Lu Qing expressed deep helplessness. Fortunately, he awakened an ability to see through the information of objects, giving him a bit of capital for survival. He looked at a patch of grass by the roadside.【Cow Bone Grass, average quality, medicinal, quite effective in treating bone injuries.】He looked at a red carp in the river.【Red Moon Carp, excellent quality, delicious meat, a top-grade tonic.】He glanced at a wild rabbit in the mountains.【Gray Rabbit, common wild rabbit, edible.】…Relying on his innate ability, Lu Qing gradually found his footing in the village, able to survive. Just when he thought he would spend his life peacefully in this ancient world with low productivity, one day, he suddenly saw a figure flying across the sky…

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

Enigmatic hands, spectral frame, and one cunning strike just like the swing of the Grim Reaper. The Supreme Assassin takes on the mystical world, and how his legendary tales sets off, progressively ascending the altar to becoming the best.

- Description from Novelupdates

The world’s worst offense, is called Love.