The Devil's Temptation! - Chapter 28

Yuki, a high school junior, dies heroically saving a stranger and is reincarnated in a fantasy world, where he discovers an extraordinary and unrivaled power.

The unruly madame is playing as if she was a Russian matryoshka! Do you think that under the the vest is her real identity? Apologies, but there is still a vest under that vest. And then a couple more vests under that!

Madame! Just how many identities do you have !?

- Description from Novelupdates

Seven years ago, after their breakup, he disappeared without a trace.

Some say that the financial war in City C was a bloody sacrifice prepared by Atlas Hallow's ex-wife for the child who died in her womb.The most ridiculous experience in Charlotte Miller's life was being forced to marry the man who should have been her sister's husband.After the marriage, she asked Atlas Hallow more than once, “Why me?”He pressed her under him, a deep and unfathomable smile in his eyes, “The Miller Family lost me a bride, shouldn't they compensate me with another one? Mrs. Hallow, I've never made such a bad deal in my life.”