Seasons & Episode
Xue Hai is arriving in Hangzhou to study abroad (under the alias Lin Da Lang). He quickly makes friends, and gets a crush on the popular girl in school Mo Lee. He also meets the "outsider" girl Chen Bao Chu, who hates him and he hates her.
Xue Hai/Lin Da Lang and Chen Bao Chu gets an assignment for class to write a schoolpaper together. During this time, she teaches him about ordinary life-things, of which he has very little knowledge.
Da Lang spends the night at Bao Chu's house. Bao Chu is also competing in the competition her High School classmate is judge for, and wins. It comes to the surface that the classmate has feelings for Bao Chu.
Xue Hai recognizes Bao Chu's voice over the radio and decides to buy the radio-station she works at, in order to take revenge on her for leaving him.
Xue Hai continues to persue Bao Chu, truly angering her.
During his attempt to ruin the vacation, Xue Hai gets all of them drunk. While they are drunk, Bao Chu recognizes Xue Hai as Da Lang and Xue Hai forgets his plan and admits he is Da Lang. They have a reconsiliation, just to forget about it in the morning...
Hi My Sweetheart is a 14 episode series follows the romance between Xue Hai and Chen Bao Zhu, beginning from their college days until their late 20's.