This Ninja Is Obviously Not Strong but Really Hard to Kill - Chapter 275: The Case is Solved!

"In her previous life, she is used by her first love to send her own company into the tiger's den. She becomes bankrupt, gets kicked out of the house by her father, and becomes the target of ridicule by the family. Worst of all, she believes her best friend's lies, thinking that everything was done by her ‘husband’. Under her best friend's ploys, she almost kills him and is ultimately sentenced to prison, where she dies of depression.

A Hentai World is a Dangerous Place, Especially if Your Best Friend is a Hentai Protagonist and You Are a Trap.

Sienna Lawrence's world shatters when her beloved adoptive family perishes under mysterious circumstances, leaving her as the sole heir to their business empire. With the Lawrence legacy in her hands, she faces a daunting challenge: not only must she protect herself but also safeguard the family's assets from those who seek to exploit them.The catch? To claim her inheritance, Sienna must be married. With her boyfriend revealing sinister intentions and danger lurking around every corner, she embarks on a quest to find a husband.In a moment of desperation, Sienna turns to a stranger she meets by chance.“Mister, are you single?” she asks.“Huh?” The man looks at her, perplexed.“Are you married or in a relationship?” she clarifies.“No,” he replies.“How about a crush?”“None so far.”“Good. Where do you work?”“What?”“Forget it. It’s not important. Do you know how to cook?”“Yeah.”“Is your cooking good?”“I guess so,” the man answers, still puzzled by her questions.“Perfect. I’m single, you’re single. Do you want to marry me?” Sienna asks boldly.“I never expected to be proposed to by a stranger all of a sudden. I don’t…”“If you’re not willing, I’ll look for someone else. No pressure.”“Who said I’m not willing? I’m more than willing,” the man replies without hesitation.And so, Sienna ends up with a husband just like that.Things take a drastic turn when Sienna discovers her real parents, leading her to unravel a conspiracy that could potentially turn her world upside down. What connection does her husband and her real family have? Why is the man turning more mysterious as time passes?

This stands at the forefront of strategy guides to Life (a shitty video game)!