SSS Rank Dragon Tamer: Unleashed - Chapter 14

Mr. Gu, I have a crush on you######Recommending a new book: “Empire Master, You Are Mine”(The main text is completed, feel free to dive in) “Mr. Gu, I indeed have a crush on you. I'm not very brave, and I dare to say such words of liking you only once. If you have not the slightest bit of that kind of feeling towards me, then I will resign right now.”“Very well, An Junxi, no one has ever dared to threaten me.”“...So, what now?”“You have provoked someone you shouldn't have. Stay where you are, I will come over immediately!”

Thirty-three classmates hold a reunion after graduating. Tensions soar and old friendships are tested, as a strange turn of events lead them to follow the path of the ancient gods.

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

The young lord of a small and weak country saves a dragon beside the sea one day.