your brother's best friends was staying at your home for the night, he slept in your brother's room, which was right next yours around 2.30am you get thirsty, so you get out of your room to go and get some water, but, suddenly, you bump someone, you were ready to shout at your brother's inattention when you feel an arm wrapping around your waist, strange for your brother, you thought. so you lift your head to see Kai, his best friend, you forgot he was sleeping at your house for the night