MTL - Ninja School Teacher, I Can Become Stronger By Teaching - Chapter 211 The AB group that hasn’t grown up yet

A part-time job contract. He became the cold CEO’s imitation boyfriend. He merely wanted to earn a few small bucks and live a comfortable life, but a pity, he was in constant turmoil since then. Well, life had something else for him despite his wishes.“That… beauty, will there be an increase in wages for conversion from ‘boyfriend’ to ‘husband’?”

- Description from Novelupdates

Most people think getting summoned to another world or reincarnated as a Hero is a dream come true. Power, fame, glory, money. What’s not to love?Jin thought the same… until it happened for the 500th time.After centuries of saving and destroying worlds, he just wanted to rest. But when two supreme beings refused to end his cycle of reincarnation, Jin took matters into his own hands and tried to summon himself back home.The result? His spell had gone wrong.Now he’s stuck in a world almost identical to his old one. Except this time, it’s ruled entirely by women. But when he thinks he can finally retire, he gets blackmailed into becoming one of the 'Heroes' of the world.Discord: https://discord.gg/ERp9NF59f5

He, since childhood, had followed the Foreigner to practice the Defying Heaven Art, entering the most secretive special forces and becoming a fearsome assassin that made others tremble at the mere mention of his name. After a single failure, he took early retirement, but he ended up as the personal bodyguard for a rich heiress, a school beauty. Accidentally provoking some mysterious Cultivators, he gradually unveiled a hidden world of Cultivation beyond the mortal realm...

“I think… my boyfriend is trying to kill me,” Lin Sanjiu muttered.