Jaiphisut
Ronnachak has the chance to meet Jaiphisut who is his childhood friend because she is a teacher for Sunida, his dead friend's sister who asked him to take care of her before he died. Jaiphisut is unhappy to meet him because she can remember how he teased her. She needs to make up the relationship between Sunida and Pemnuch, unaware that they become friends and try to bring Ronnachak and Jaiphisut back together.