Ah Foo plot
After being imprisoned in Hong Kong for 13 years, Thai boxer Mong Fu returns to Thailand. His girlfriend died in his absence and left him a daughter. Fu, his daughter Ploy and Mioko (caregiver of orphans) slowly and with difficulty get to know each other better. Fu develops a relationship with Mioko, but soon the peace is disturbed. Someone from the Thai boxing circuit reveals why Fu was imprisoned in Hong Kong, namely for killing a Thai boxing champion outside the ring. To restore his honor, Fu challenges the current champion to a fight.