End of the String (2013)

Tithit meets Gandaomanee Girinisuan in Phrajoit and falls in love with her. Unbeknownst to Tithit, Gandaomanee is using her elder twin sister's name. Gandaomanee, for herself, therefore tricking him into thinking her real name is Gandaowasee. She later leaves him when she grows tired of him and finds out that he's the poor son of a merchant. Tithit is heart-broken and tries searching for her unsuccessfully. One year later, he meets the real Gandaowasee Kitrinisuan at a banquet and is ecstatic upon seeing her. But Gandaowasee claims she doesn't know him. Tithit is confused and confronts Gandaowasee about their relationship. He assumes she doesn't want to remember him because he's poor, therefore denying ever knowing him. Tithit later finds out about his true condition which is belong to a wealthy family. He is forced to get marry with Gandaowasee. Meanwhile, Gandaomanee knows that Tithit becomes rich, she comes back and lays schemes to get his love.