12 Miles Below - Book 8 - Interlude Part 1

Kakashi has lived a sheltered life within the protective confines of a barrier, which shielded them from the dangers that lurk outside. Raised by his devoted mother, Ako, and loving sister, Tokah, he only know a world of happiness and joy. Living in a world where he thought nothing could go wrong.But when a group of men invades their home, everything changes. In the brutal assault, Kakashi witnesses his mother's tragic death, a moment that shatters his naive understanding of safety. While his sister manages to escape, Kakashi is captured and subjected to experiments designed to exploit his hidden powers.Years later, amidst the ruins of a collapsing facility, granting Kakashi a chance at freedom. Rescued by an academy dedicated to training gifted individuals, he discovers not only the extent of his abilities but also the resolve to seek vengeance against those who tore his family apart.Driven by the desire to reunite with Tokah and avenge his mother's murder, Kakashi embarks on a journey filled with action and self-discovery.As he navigates the treacherous underbelly of a world rife with superhuman conflicts, he must confront his own problems while mastering the very powers that once made him a target.

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

Waking up, Kim Hajin finds himself in a familiar world but an unfamiliar body.

The impostor Necromancer, with inferior forces, is hunted and rejected by others.The genuine Necromancer, with countless skeletons, becomes a ruling sovereign.After obtaining the Double Doors, Wu Heng discovered that his world was overrun with zombies.Plan A failed, and thus began the implementation of plan B for survival.Wu Heng chose to become a ‘Necromancer.’Summoning undead is forbidden in this alien world? The post-apocalyptic planet is full of potential soldiers.Impossible to survive in a zombie-filled world? Then let me live and learn skills in this alien realm.Hence, an undead army armed with modern weaponry made its debut in this world.A calamity engulfs the world, a million skeletons rise.The Dead Bone Dragon, Undead King.(Double Doors + Necromancer + Magic + Fantasy World + Undead Catastrophe.)