( 회귀한 용병의 계책 / The Regressed Mercenary's Machinations / 回帰した傭兵の策謀 / 回归佣兵的策略 / Hoegihan Yongbyeong-ui Gyechaek / Las maquinaciones del mercenario regresado / Les machinations du mercenaire régressé / Die Ränkespiele des regressierten Söldners )

Cecil Perdium spent his entire life swinging a blade as the legendary Mercenary King, only to draw his final breath on the battlefield with his family’s blood still unavenged. But death wasn't the end. As the darkness closed in, a chilling truth was revealed: Duke Delphine, the monster who orchestrated the ruin of the Perdium household, did not act alone.

Suddenly, Cecil wakes up in his teenage body. He is armed with the lethal combat experience of a seasoned veteran but trapped in a weaker frame and burdened by a terrible reputation. To make matters worse, his family's estate is on the brink of collapse, with morale at an all-time low and knights deserting due to the brutal conditions.

To rewrite history, Cecil must play a high-stakes game of military strategy, brutal training, and political intrigue. It is a race against time to rebuild his strength, whip a dying army back into shape, and dismantle the massive conspiracy that destroyed his future. Can the Mercenary King reclaim his crown and exact absolute vengeance, or is his family doomed to fall all over again?

reincarnation, action fantasy, swordplay, revenge, regressor, tactical warfare, mercenary, noble family, korean webtoon, power struggle