Way Back Into You.

They get married because the Armstrong company needs help from Chankimha's.

Sarocha Chankimha has hidden feelings towards Rebecca Armstrong since they were in college. so when she learned about the proposal of her father in exchange to help the Armstrong's, she became too excited.

On the other hand, Rebecca Armstrong didn't want the condition of Chankimha's. They want her to marry their only daughter in exchange for helping their company. But her father left her no choice. if she doesn't agree, their company will go down and hundreds of employees will be unemployed.

She accepted the proposal but she hates seeing Sarocha. She seems so happy about what's happening. She became mad and blamed all of her.

'I will make your life a living hell with me Sarocha'