Inexperienced, “Piriya” made a financial mistake which incurred debts in such a big amount that he had to borrow his father’s money to pay for it. When he opened the passbook, Piriya was dragged to the past to meet his great-grandfather, “Pien”, who was very similar to him in every aspect. In the meantime, Piriya’s friend named “Pink” found the passbook left at Piriya’s home. The magic passbook also unexpectedly led Pien travelling from the past to present time.

Being replaced by each other, Piriya worked for Pien in the past while Pien tried to clear the debt for Piriya in the present. More than that, the two guys developed a feeling for two girls from different time as Piriya fell for “Wan”, a sweet girl who had the same name as his great-grandmother. And Pien fell for Pink.

Will the two come back to their time, or will they stay for the sake of their loves? life.