MTL - Happiness Consist in Contentment - v10 Chapter 9

Transmigrated into a world of swords and sorcery, Aaron awakens in the body of a lowly knight apprentice, an outcast born of a slave mother and ignored by his noble father, Baron Alfred. In a realm where steam has yet to meet steel, Aaron carries the knowledge of a more advanced world and a mysterious Map System that reveals everything around him, and rewards him with strength for every enemy he defeats.But Aaron isn’t content with swinging swords. As he carves out his own territory and introduces inventions that shake the foundations of this primitive land, he discovers whispers of a distant continent ruled by wizards. The knight’s path no longer calls to him. Magic, mystery, and power beyond imagination await.Will Aaron remain a forgotten noble, or rise to become a legend in a world that never saw him coming?

Tragically killed in a cruel world, Rey awakens in the body of a young noble named Theo Von Caerstellar—in a foreign land on the brink of chaos.Gifted with extraordinary intelligence, Theo vows to protect his family and exact revenge on the treacherous nobility. This marks the beginning of a brilliant young lord’s journey—one that will shake the very foundations of aristocracy!

I have experienced all the eight sufferings of this world.

I do not ask for nirvana, but for you.

Wild and hard-to-tame demon (gong) x cold, ascetic and childish immortal (shou)

- Description from Novelupdates

When he opened his eyes he found that he had been reborn as an extra in a novel, which he finished reading yesterday. On top of that, he has become a student of the same battle academy, where the main plot will happen. Let's accompany Rio on his journey and find out where it leads us.“i will steal protagonists chances, as for what will happen to main plot if i do so? i don't care!” (Rio)*The book cover doesn't belongs to me if someone wants me to take it down please contact me directly.*(MC is selfish and cares most about himself, rather than following the main story he will follow his own will. and there's no harem too.so, if you like a hero of justice and a plot following type mc with a harem or something then this is not your cup of tea.)