Pet King - Chapter 19: The First One!

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

Shuu is a member of the literary club that can’t write. One day, he gets a mysterious message on his phone from a girl called Eina, and from that impulsive contact, they begin to exchange messages. They talk of things like their shared interest in novels and grow close. However, when they try and meet, they discover a shocking truth. Eina lives… not in the present, but five years in the past! How will their love develop, parted by five years of nights…!?

When Rayne Weston wakes up from a year long coma, she finds herself bound to a multiplier system.Before her life has time to normalize, she receives a premonition that the end of the world is coming.Making full use of her system, she starts preparing for every and any situation!Having access to limitless supplies makes Rayne a shining star in the apocalypse, but will she be able to stay safe in this new unruly world?posted free chapters on Royal Road#survival #apocalypse #system #romance #powercouple #foodie #R18+

Navier was the perfect empress, however, the Emperor wanted a wife, not a colleague. And so, the Emperor abandoned Empress Navier and placed an ens*aved girl beside him. That was fine until Navier heard the Emperor promise the s*ave the Empress’ position. After many ups and downs, Navier decided she would accept being the Queen of the neighbouring country and remarry.