spoilers:
They meet again when she went to sell fruits to his American customer they were shock to see each other again she act like don't know him and he act don't care she row her boat away won't sell the fruits anymore cuz don't want him to look down at her.
He like to go over and sleep at her old big house and look at her drawing of the deer and talk to her bunny. He still mad at her think she got dump by Pol so went to become a merchant.
He found out she quit her job help pay the debts for her cuz he still have feelings for her can't get over her. He sneak follow her see her walking picking up plastic bottles into the garbage bag he felt sorry for her didn't think her living conditions is this bad, she went into the boat and row away he follow Hire an old lady to row after Kwang he ask if the lady know Kwang the lady say yes she's a good kid help support her lazy step mom who kept asking her for money he lied Kwang owe him money the lady stop the boat say won't take him anymore cuz Kwang have difficult life already have no parents have to take care of her young siblings and work so hard do everything that get money unlike her step mom only gamble, a good person like Kwang should be sympathetic too, he say she may pretend to play a lakorn to trick u, the lady got mad hand him his money back say u look good but why think so negative don't want money from a mean black heart guy like him so he say will give Kwang all the debts if the lady take him to Kwang house she happy so continue row the boat. He saw Kwang home was so shaggy surprise she live so poorly felt sorry for her wanna help her especially now she unemployed too and confuse why she won't go overseas with Pol.
He went to help her from getting bully by the gangster boys who wants money from her step mom/her that the step mom owe them, she told the cops it was misunderstanding he got mad she isn't grateful for his help..
He trick her to come work for him without she knowing it was his company his worker told her the boss is an old man in his 50s have many gray hairs. He told his worker to move her office desk close to his office room put it across from his room so he Can sneak look at her through his room.
He found out the truth from her friend Jern that Kwang act sweet to pol promise to go with him just to trick him to go away to go studied cuz it was his mom plan, she have a difficult life have to work hard do various jobs to support her step mom and siblings:Office work, sell her drawing, sell bottles. Especially that time she has to take care of the new born baby it was so hard for her she hardly get to sleep and more worse Jern dad kick Kwang out of the house too but lucky a kind person let her live at the ban saun and get to pick some fruits to go sell. Jern say Sayompoo pull Kwang from Heaven to the deepest hell hole he's very cruel. After hearing all of that he felt so bad of what he did to her. He goes sleep over at her house and look at the drawing of the deer and say "I shoot you so badly hurt make you run away into the forest, can you forgive me"
While she working in his company he sneaks over to her house to bring over household stuffs. He Went into her room saw the conditions have no bed he felt so sorry for her. Then he saw her little sister fell into the water he went to help and take her to the hospital so Kwang found out he's her boss the owner of the company she work at she got so mad say gonna quit.