This is the same story but one is a movie and the other is a drama series. Both tell the story of Ja a 30(31) year old woman who is dumped after being in a relationship for about 7 years. A new love interest appears in the forms of Por.
Its a remake of the same drama with Jindachote Sean as Monthai and Supreeleela Esther as Bpeeyachat.
Both involve unexpected pregnancy leading to marriage. Both lead romances have a bumpy start and eventually a good ending.