Worldwide Class Change: Got A Frost Fruit On My Fishing Pole On Day One - Chapter 21

After being awakened by a raging headache and faint memories of his past life, Tsubakihara Yuuji found a strange smartphone he had never seen before.Opening it, he found a single question that would change his life and many others for the better, forever.[Do you wish to join the Multiverse Group Chat?][Yes] / [No]

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

Sure, the world is ruined, but I’ll live my own way. Of course, luxuriously and gorgeously.

“You dragged me into this world. Now you kneel in it.” — Tim SlokovBy day, Tim Slokov was a quiet office drone. By night, a ruthless online critic of fantasy novels. But when a mysterious force transmigrates him into the dying body of an elven outcast—doomed and powerless—Tim realizes he’s become the tragic background character of someone else’s story.Only he refuses to die quietly.Denied justice, Tim is granted a single gift: the Shattered Necromancy System, a broken power fueled by death itself.[Seek Me, O Death — Passive]: Every kill becomes a servant. Every soul feeds his army.[Death Embrace — Active]: He becomes what he commands—gaining the power of his dead.[Arise — Active]: The battlefield becomes his stage, where his fallen rise again.Armed with cursed power, Tim must evolve himself—and his ever-growing legion of the dead—to claw his way up a world that wants him erased. But vengeance is only the beginning. As his strength grows, so does the truth behind his forced arrival... and the god-like force that wants him broken.Tim isn’t here to play the hero.He’s here to rewrite fate—one death at a time.