MTL - Rebirth of the Rich and Wealthy - ~ 446, tainted witness, she does not believe

In a world consumed by monsters and chaos, survival is a cruel game of fate.Every year, the system selects a group of unwilling teenagers by lottery to fight, a death sentence Olivia didn’t ask for. Betrayed by her family and forced to fight, Olivia barely escaped death.In her near-death encounter, her system awakens….. only to deem her abilities “Useless”. But a chance encounter with a mysterious white snake sets her on an unforeseen path.Now, with the monsters lurking in the shadow, she has one goal: survive, grow stronger, and uncover the truth behind her fate.Survival is just the beginning. The real war is yet to come.

On the day he experienced the most shocking betrayal of his life, as if that wasn't enough, he was beaten half-dead—and that was when the Infinite Wealth System awakened within him.[System Activation Complete!][Congratulations, Jayden Cole. You have been chosen as the Host of the Infinite Wealth System.][Now let’s fix your miserable life!]Thus, the Infinite Wealth System changed his life.The system tasked him with completing many challenging missions—some that could even threaten his life or land him in grave trouble—but the rewards were mighty![Task #002: Buy the most expensive item in a luxury store. Pay in cash. Say, ‘Keep the change.’][Reward: 1 Million Dollars!]---[Task #004: Slap your troublesome landlord with a rent receipt and say, ‘I just bought your building.’][Reward: 5 Million Dollars!]-------[Task #005: Take a beautiful rich lady you never knew to a 5-star hotel and spend one week with her. You must nut her twice or more!][Reward: 20 Million Dollars!]---[Task #007: Attend a luxury auction. Outbid a billionaire on a Rolex and walk away without collecting it.][Reward: 15 Million Dollars!]---As the world’s most dangerous and outrageous missions begin piling up—from dismantling corporations to outwitting billionaires’ most important workers and daughters—one thing becomes clear:Jayden won’t just climb the ladder of success. He’ll set fire to it and build his own throne at the top.Power. Vengeance. Wealth. Women.And one man bold enough to claim them all.

A person in their third year of high school, experiences the arrival of a divorce comeback system 20 years early. At 38 years old, with a failed marriage, standing at the crossroads of the established and confused years, you recall your young days with your childhood sweetheart. After marriage, you cut off contact and have no more news of her. Re-establishing contact with Xu Qianqian will reward you with 300 RMB. Eighteen-year-old Jiang Nian glanced at the system task on the panel and then at Xu Qianqian living next door, falling into deep thought. Hmm... it seems the system came early. There is another issue: who is the future ex-wife? Hmm... Jiang Nian couldn't hold back. Being eighteen every year, he foresees a divorce in the future. The system issues a task to take revenge on the future ex-wife. Jiang Nian looked at the un-darkened version of the future ex-wife in front of him and fell into thought again. The childhood sweetheart, future ex-wife, and future ex-girlfriend, all appear in their younger versions.

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates