Thui, a brave soldier who loves music, must leave the army and return to his hometown of Mae Klong to take care of his blind mother Bua. Bua is buried in debt to an influential person in the district. He tries everything to get money to relieve the debt, establishing a luk thung band with the help of Dokkaew, a strong, lovely girl with a secret crush on Thui. With these efforts, will Thui be able to clear his mother's debt?