

He is an orphan scorned by everyone. Just when he thinks he will spend his entire life like this, he unexpectedly crosses paths with the "swan" he have once secretly admired, and becomes the useless husband who lives off his wife. However, when someone suddenly appears before him and reveals that he is the heir to a hundreds of millions assets, what transformations will occur in his life? And how will he get along with his wife?

Reborn into a cybernetic world where "synchronization rate" determines everything, I was once a overworked office worker who died from exhaustion. Now, even as the strongest being, I choose to live as an F-rank "trash" who spends his days flirting with beautiful women and enjoying a laid-back life. But trouble keeps coming for me anyway—my ex-wife demands a share of my fortune, my family forces me into an arranged marriage, a brother dies protecting me, and even my own elder brother wants to drag me down with him. Fine. If you won't let me rest, I won't pretend anymore. One punch per problem—until everyone learns their place.
![[ENG DUB] Who Needs a Mech?](https://acfs3.goodshort.com/dist/src/assets/images/pc/common/f901131c-default-book-cover.png)
Ash Lane accidentally transmigrates into a mech-combat world and awakens the Mech Sacrifice System. Sacrifice five Level 1 mechs and he can crush a Level 2 with his bare hands. He enrolls at Valen Academy hoping to make his mark, but his fiancee dumps him, his family turns on him, and his mother gets caught in the crossfire and publicly humiliated. To protect her, Ash reveals his hidden strength, dominates Finn Lane in a crushing showdown, and launches his unstoppable rise, rewriting the rules of the mech world one fight at a time.

Jinsol lives a ordinary life, finding her only thrill in outrageous K-makjang dramas. One day, a mysterious light pulls her into the drama itself, turning her world into pure chaos. Suddenly a hidden chaebol father appears, her boyfriend's affair is exposed, and her life spirals like a scripted nightmare. Trapped in an inescapable plot, Jinsol discovers the rule: to escape, she must push the drama to No.1. Embracing K-Makjang Level-Up, she unleashes extreme twists, romance, and revenge—until the story turns on her. At the edge of becoming the villain, Jinsol fights back to reclaim her ending and return to real life.