Mer Wan Fah Plean See 2005 (Thailand), also known as When The Sky Changes Color , is Thailand drama premiere on Jan 5, 2005 on Channel 5
A day before the wedding, Chan goes to see Ying and offers him her virginity. Ying declines for the sake of true love. Before they depart, Ying slashes himself and writes a letter in his blood blessing Chan and confirms her of his steadfast love.