Just Became Silly Brother-In-Law, Awakening the Villain System at the Beginning

Jiang Yun traveled to Kaiwu's world and became an ordinary office worker. Unexpectedly, he accidentally went on a blind date with Sha Cheng's sister Ge Yejing, and encountered the scene where Kaiwu transformed for the first time at the beginning of the plot. I originally planned to become the protagonist's brother-in-law and enjoy the protagonist's halo, but unexpectedly he awakened the villain system and obtained the Dragon Teeth Drive. Looking at Kaiwu's mobile experience package, how can Jiang Yun choose? "Huntai, I don't want to be an ordinary office worker!" "Henshin!" "Kamen Rider - Ryuga!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.