HALF: Dead nor Alive - Chapter 129 Free will.

Zion, a solo adventurer, recklessly entered a dungeon beyond his ability.Alas, that was the last thing he did. Wandering inside a dungeon for hundreds of years, as an undead, he kept advancing into the dungeon. Slaying monsters left and right until his undead body underwent ‘evolution’ many times over――――By the time he regained his ego, he had already become the strongest undead: 【No Life King】.Humankind, who was made aware of the appearance of a new world-class disaster monster, felt dread as they fell into the abyss of despair. 「The world is… done for.」…Or so they think.「It’s okay, do I look like an evil undead to you?（Smile~）」「「「HIIIIIIIIIIIII?!」」」「…SOMEONE PLEASE TELL ME WHYYYYYYYYYYYYYYYYY?!」This was the tale of the humans who trembled in fear [out of their own convenience] and him, an undead, who actually had no intention to destroy the world.

This novel is also known as The Demons Beside Me

Chen Zhao can summon demons and see Death.

“Beelzebub, use your Gluttony ability to treat this patient’s anorexia.”

“Raymond, this old man wants to regain his manly function. You know what I mean.”

- Description from Novelupdates

Word went around that no one that had ever knocked on the esteemed Eleazar family’s doors seeking shelter were turned away.Fleeing the prince of Lustris no less, Arabella Sterling held out hope that those weren’t mere rumors as she crossed the border over to Umbraria, home to all creatures of the night. A land where noble blood like hers was a highly coveted delicacy.As such, she wasn’t turned away, but since the Eleazars ran no charity, Arabella was compelled to become the sole blood provider to the heir of the family in exchange for safety.Though never, in a million years, did she imagine that what had started as a simple trade off, could morph into a swirl of tangled passion when the cold and stoic vampire she served showed interest in the young woman beyond the crimson nectar coursing her veins.

Klein’s greatest wish is to transmigrate to another world and live life in an isekai, just like in anime, manga and novels. However, fate is on his side and the typical truck that the main characters always carry in isekai runs over Klein. But, to his bad luck, he lived a few more days in the hospital and, just on the day he died, Klein heard a ⟨⟨-DING-⟩⟩ that he knew it meant. That was the day of his death, but also the beginning of his adventure into another world.