Naruto: Uchiha's Unserious Saga - Chapter 116: Immortality for Dummies

“Great Saint, why did you follow that thieving baldy to rob the sacred mountain?” “Ah, it’s a long story. Back then, that thieving baldy grabbed my neck and asked me, ‘Are you coming with me to the Western Heaven, or should I send you to the Western Heaven...’” “What about you, Marshal Tianpeng?” “He said he was afraid of getting hungry on the way to the West, so he brought some dry rations along.” “...” This is a story filled with joy, scheming, and relentless teasing all the way through.

At just four years old, Ryosuke Hyuga trains relentlessly in the Hyuga clan courtyard, sweat dripping from his brow and determination burning in his eyes. Once a member of the oppressed branch family, Ryosuke was destined for the curse seal and a lifetime of servitude to the main family. But fate had other plans.Reborn into the world of Naruto, Ryosuke awakened the Byakugan at birth — a feat unheard of even among the Hyuga. With his rapidly advancing eye techniques and innate talent, the clan hails him as a once-in-a-generation prodigy.Hyuga Hiashi, the clan head who temporarily adopted him, watches his progress closely. The moment news arrives of his newborn daughter's birth, Hiashi makes a shocking declaration:“From this day forward, you are the future husband of my daughter, Hinata. You will marry into the Hyuga main family.”No cursed seal. No servitude.Ryosuke will rise — not as a pawn, but as the shadow behind the Hyuga's future.

An ordinary person who has passed through the Marvel World to gain the phagocyte ability and began to devour superpowers, and became the king of Marvel!

There are many female lords. The protagonist has gradually become the king of the Marvel world from ordinary people. The initial ability is the physique that changes through traversing. It can devour and stabilises without any side effects. The system is only an aid, you can also cross the plane!

- Description from Novelupdates

When I was 15-years-old, during the year that I graduated from middle school, my father told me this.