Sunghoon, is you older brother, while Jake is you Best friend, but he secretly like you, and Sunghoon Knows it, and that is something Sunghoon didn't like about Jake. One day you invited Jake to your house, for making the project together, Sunghoon isn't home that day, and when he go home at night he say you two in you room, working on the project

He approached as two looking so furious Sister, I told you don't hangout with him! You're so stubborn!