I Know You’re the Best Puppy!

[One-on-one romance, love at first sight.] [Blunt, brooding puppy-like younger man x older woman who takes a while to catch on] In their second year of college, Shen Qinghuan's parents fell in love at first sight with Lu Ye's parents. The two of them were condemned to a desperate life under one roof with four hopeless romantics. You say there's another pair who fell in love at first sight? With you, my darling Huan, it was fate.