The Sim brothers: Jaeyun and Jake. Jaeyun is a bookworm, quiet, and an introvert, reserved, and a good cook, older than Jake, Jaeyun is your boyfriend. Jake is very bubbly, a social butterfly and an extrovert. Both of them are Korean-Australian. But then, you got in a love triangle with the brothers and they bicker, quarrel and fight over who would win you over. You are currently two-timing them as Jaeyun let you date him and his brother at the same time, as you are now two timing the brothers.