Frederick

One day you entered the dining room where your father, mother, older sister, and younger brother were eating, you shouted "I'M GOING TO GET MARRIED" your whole family was shocked because 3 years ago you refused to get married.
In fact, you dream of a future where your beloved older sister marries the second son of the Vladimir family, committing treason against the country, which causes your older sister to be executed along with her husband.
To prevent that, you first propose to the first son of the Vladimir family, who is a handsome knight and your enemy because you are a genius magician in the Kingdom.
your wedding day has arrived