Starting as a Son-in-law to Establish an immortal Family - Chapter 1163 - 406: Hunting the Demon King, Chain Reaction!_2

What would you do if your planet ceased to exist after a nap?

Born as the thirteenth son of the grand Kingdom of Ironhelm, Prince Liam is far from being considered a contender in the race for the throne. With his father, King Elijah Orlean, having only eight years left to choose the next heir, Liam’s prospects are slim. Seen as the boy with the least mana talent, he is overlooked by the court, his siblings, and even his tutors.But appearances can be deceiving. At just thirteen years old, Liam is secretly an Expert Mage, capable of wielding magic with precision and power that even the most talented in the kingdom would envy. Determined to keep his abilities hidden, Liam embarks on a path of quiet preparation, honing his skills in secret while navigating the dangerous political intrigue of Ironhelm.

One god, one faith, one world, one mage… I am the only mage in the world.

- Description from Ptwxz (translated)

He was on his way to buy some beer to celebrate his acceptance as a civil servant when he was suddenly isekai’d by truck-kun.