Fantasy: the Days of Competing with Pigs for Favor in the Mortal World

[No system + cool writing + funny] The male protagonist, the Dragon Prince, was reincarnated into the mortal world to save the common people, but the hostile snake clan traveled to the male protagonist's world and became a pig. [Male Protagonist Dedicated + Golden Finger] The male protagonist met his aunt and fell in love with her for thousands of years. From then on, he met thousands of women, but he only fell in love with his aunt. [Funny Villain] From now on, the hero's battle with the pig for the sake of the common people begins. He competes with the pig for his aunt, and competes with the pig for the common people.