Korean expressions from drama [My Lovely Liar]

Korean expression in the drama [My Lovely Liar], which depicts the story of a woman who hears a lie and a composer who has a secret.

- (I prepared) because you might not be feeling well to have a meal. They say it’s even good for reducing (facial) puffiness. (밥 먹기 불편할 것 같아서. 부기에도 좋대요.)

- He said he does. He seemed sincere. (믿는다던데요? 진심이던데.)

- But if we kiss, does that automatically mean we're dating? (근데 뽀뽀하면 당연히 사귀는 건가?)