MTL - Seizing a Good Marriage, The Virtuous Medical Consort - ~ 026, it is not easy to eat.

“Hmph, my dumb big sister is in danger!” A mischievous grin spread across his face. “Hehehehe... this gives me the perfect excuse to finally use this treasure I’ve acquired but never bothered with!” He rummaged through his belongings, carefully selecting various items. “A bit of this... and this... and a dash of this.” Boom! The explosion of energy sent a ripple through the air as he laughed maniacally. “Hahaha! It’s done! Now, all I need is a compatible host for it.” Years later... “Did I overdo it?” he wondered in awe, watching as his creation wreaked havoc, conquering world after world with ease, as though stealing candies from children.

A young man with an extraordinary mind is off on an exciting adventure when he mysteriously wakes up in the body of a feeble slave-guy in a different, rich in quirks world.

The main character, a selfish jerk, would use extreme means to achieve his goals. However, he never allows his base instincts to overrule his sense of decency. He always pays back both good and bad deeds.

Will his (terrible/excellent) mentality help him make a fresh start? Will he get through misfortunes and hardships of the new world?

Synopsis: System Awakening in Elegia – The System Activates!Jessie never imagined his life would end so abruptly—only to begin again in the world of One Piece. Reincarnated in Elegia, the Land of Music, he finds himself in a peaceful yet melancholic scene. Before him lies a motionless Uta, cradled gently in the arms of the infamous Red-Haired Shanks. Jessie, still powerless and stunned, can only watch as her life slowly fades.Frustrated by his helplessness and lack of strength, he suddenly hears a sound echo in his mind:[DING!][“Supreme Check-In System initializing... 1%... 100% complete.”]A voice rings out in his head, calm and mechanical—but filled with promise. The Supreme Check-In System has fully loaded. Its ability? Every time Jessie sets foot on a new island, he receives a heaven-defying reward.Stunned and thrilled, Jessie asks, “Do I have a novice reward?”[DING!][“Yes. Claim with your mind.”]Without hesitation, he shouts in his thoughts, “CLAIM!”DING![Congratulations! You have received the Sword God Inheritance (MAX)][Congratulations! You have received the 3-Domineering System (MAX)][Congratulations! You have received the One Fruit: Supreme Resurrection System]Eyes wide and heart pounding, Jessie grins with uncontrollable joy.“System, I love you so much! You’re the best! Hahaha!”With unimaginable power now coursing through him, Jessie sets his sights on rewriting destiny—starting with saving Uta, and eventually challenging the very balance of the seas!

People say, follow the destiny.

Traveling through time to become the despised descendant of the Shen family, the royal family gave him the proud daughter of heaven.

The proud daughter of heaven is pleased with the son of the Shen family, and the Shen family does not want to marry such a fairy.

Everyone said that this down-and-out young man should accept his fate, how could he climb up to heaven’s pride.

But even though it is called the destiny, it is not a human matter!

- Description from novelbuddy