My Girlfriend is a Zombie - Chapter 877: Yu Xian Is in My Hands

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

An ordinary office worker, bound by routine and indifferent to fantasy, finds an unexpected spark in his vibrant senior colleague. Their quiet connection grows through late-night conversations and shared meals—until a sudden accident turns a mundane life into something else entirely. In the stillness that follows, a new story begins.---Disclaimer:English is not my first language, so please forgive any grammatical or spelling mistakes.

Xue Xi is forced to fall in love at first sight with this dangerous man on their first meeting. With death being the only other option, she makes the first move:

Fate had never been kind to Ji Ning. Wracked by illnesses and infirm his entire life on Earth, Ji Ning knew early on that he would die as a teenager. What he didn’t know was that there really was such a thing as life after death and that the multiverse was a far larger place than he thought.