A teenager is accidentally transported back in time where he meets his young parents during their college days. He then decides to alter the events to revive his parents' lifeless marriage.

Set in 1939, the early days of World War II in Siam, to Angsumalin meeting one last time with her childhood friend, a young Thai man named Vanus. He is leaving for England for his studies and hopes that Angsumalin will wait for him and marry him when he returns.