Anh trai "say hi'" – A Vietnamese music show breaking stereotypes, celebrating local idols, and making history.

Ngạn's unrequited love for Hà Lan, a stubborn girl with dreamy eyes is a love story with many facets, from childish playfulness and innocent high school romance to a poignant chase that, despite numerous events, becomes a bittersweet pursuit of love, yet one that never loses hope. The story becomes even more complicated when Trà Long, Hà Lan's daughter, grows up and develops feelings for Ngạn.