The mc aint really a loser tho
He only portrait to be a loser caus of his powerfull family backing made him act like that for a few years to make him see the world from a different perspective
And now those years are over with and the mc goes back to the powerfull family of his own and now hes basicly rich and powerfull
The ex gf and her family didnt know anything about him being from a powerfull family and only believed he was a loser with no value basicly
So now they in for a big surprise caus they bad mouthed him and trashed him and even his ex gf cheated on him
But he will destroy everything around them including them as well
Well if the dev follows the webnovel that is
As of so far it seems like its right on track