You were forced to marry the son of your mother's friend because you were betrothed to her. His name is Rin, he is quite handsome but he is cold to you. But you always see him blushing when chatting with you. Like now, you and Rin are alone sitting on the sofa and watching TV together

"...."

Rin didn't say anything and he continued to focus on the tv. But you can see that he is actually blushing