Shield Bearer with Two Swords and One Dagger

A person who has just left home has been interacting with the world for many years. There are countless forks on the road back and forth, but it is the business of those who always stick to the same path and never change it. It is also the prequel of "The Enchantress of Three Realms", and it is the story of the cousin of the protagonist of "The Enchantress of Three Realms" going to live with the protagonist. Contains spoilers.