The Demon King Seems to Conquer the World - Chapter 280: Math Teacher

“When I left you, it wasn’t because I was materialistic.”

“I know.”

“He doesn’t love me. I already broke up with him.”

“I know.”

“You knew? I didn’t know you were still so concerned about me…”

“I know because he and I are now a couple.”

This is a story about how a poor loser turned into a tall, handsome and rich guy and snatched his ex-girlfriend’s current boyfriend away.

- Description from Novelupdates

Fat kitty died, killed by a lightning strike while stealing a chicken leg! And then, the kitty was reborn into a rich family in the 80s, which, having had nine grandsons, longed for a granddaughter and instantly made her the most adored one in the family! She was so happy with her life, being pampered by grandma, adored by parents, and protected by big brothers. Of course, it would have been even better if that big bad wolf hadn't cast covetous eyes on her.

A surgeon accidentally got the blessings of a system, shocked the medical industry, and rejuvenated countless people.

- Description from Novelupdates

Time travelling from the majestic era after the Recuperation of Reiki, he became Kimura Kazuki, a 16-year-old high school student in Japan, one year before the Reiki Recuperation.

Tentatively, he set out to hone himself to the bone, burning candles at both ends to stockpile resources in preparation for the imminent Recuperation of Reiki. His goal was to be many steps ahead of all humanity when the time comes.

However, it seemed like fate had decided to play a cruel trick on him.

One year later, the Recuperation of Reiki… did not happen as expected.