The Fire of Virtue.

Pimala and Jai Rerng have been childhood friends. Jai Rerng has always been the vices, and Pimala the virtues. Rerk used to date Jai Rerng until she broke up with him and married a much more richer man, Terdpan. Nursing a broken heart, Rerk and Pimala find comfort in each other and he ends up confessing his love for her. They eventually get married. Married life does not work out for Jai Rerng and she ends up getting divorced from Terdpan.