Awakening with two legendary Summons - Chapter 95: Summoner Ring

Death is sometimes not the end!
Dead prison!
This is a magical prison. It has the ability to draw the souls of the dead people of the world, and it also enables people to gain the ability of the souls of the dead.
When Qin Song woke up, he was shocked to find that he had come to the world of One Piece, and even more surprised that he found a prison in his body…..

- Description from Uukanshu

It isn’t the strongest who survives. The one who survives is the strongest.”After being discharged from the military, Jin Seowoon did nothing but play games like a loser. One day, he was invited to the world of “Cloyd Survival,” which resembled a game he enjoyed.In that world were masters of martial arts, kings from other worlds, and notorious killers…It was a gathering of monsters that surpassed human imagination.Jin Seowoon had just one objective—to survive and become one of the top ten.Here lies a tale of survival with Jin Seowoon’s life at stake.

The NPC sets out on a journey to defeat the Demon Lord, joined by beautiful girls he meets along the way.---This is an NSFW story, so if you're under 18, turn back now, son. No NTR, and no full-on Yuri. There might be slight Yuri—like girls kissing and stuff during threesomes—but it's not that kind of Yuri where the girls fall in love with each other while in a relationship with the MC.---

Civilization is destroyed and records lost. Only Dudian survives in a cryogenic sleep. Three hundred years later, Dudian wakes up and must become Dean to survive. Who can he trust in this world overrun by monsters without and within?

- Description from Novelupdates