Lucky Day Or Not

Shen Wei drop out of college and now is working as a security guard in a certain mall, because he needs money for his sick didi Yezun. One day luck came as the owner of the mall is the best friend of his grandfather. And gave a will that Shen Wei and his didi would inherit an amount of money. But there's a catch to it that Shen Wei must marry one of the triplets grandson of Mr. Zhao and that is the youngest of them all, Yunlan. Will Shen Wei take it even Yunlan is an autistic young man?