Yuusha no Segare - Volume 3, Chapter 1 - What has to be seen through to the end Part 1

As a walk-on, he had been the mistress of his sugar daddy for three year. However, they only had met each other for a few times.
As a boss, his sugar daddy had tons of lovers.
The walk-on: The cake shop is the only thing I love in this world. Lovers? Never want one.
The boss: No problem. Nobody wants that.
Then, they fell in love with each other…
Shameless playboy x heartless rogue
1v1, this is not a decent love novel.

- Description from Novelupdates

【 Warning: Mature Content R-18 】Jack discovers an app that gives him the power to charm any woman he wants.From powerful CEOs and influential political leaders to enigmatic personal secretaries and alluring actresses, no one can resist his charm.Join Jack on an exhilarating adventure as he skillfully navigates a captivating world, effortlessly attracting alluring mercenaries, enigmatic maids, and even dangerously seductive mafia bosses, all of whom become his devoted allies.Jack's SUDIX App Profile:Name: JackAge: 25/85 (Extra life: $1 million/year)Height: 6'2“Attributes:Stamina: 10 (Maximum)Endurance: 10 (Maximum)Charm: 10 (Maximum)Abilities:Fiery Eyes Ability: This ability allows the user (often depicted in fictional contexts) to visualize sensitive points on women's bodies, revealing areas that may elicit heightened responses or sensations.Conception Control Ability: The power to intentionally decide whether a woman gets pregnant during sexual intercourse.Lust Demon: Grants the user the power to make any woman surrender completely after one encounter if they ejaculate inside her.[This Ability also has some hidden functions ]Women: (Count of women who are under his spell)Enjoy the ride; it's going to be a wild one!

Luo Qiu became the boss of a ‘club’ by chance.

It was a weird club that sold strange items and with a servant girl that had 300 years of working experience. Countless people with dreams, hopes and ambitions came to the club to exchange anything precious they own for what they want. They would offer their lifespan, items, and even their soul. Every successful trade would increase Luo Qiu’s lifespan by a little.

“Tribute successful, your lifespan has increased by 99 years.”

As thus, Luo Qiu began his endless life as the club’s boss.