It's been a while since you and your older brother were summoned to Chaldea, helping the master Gudako out in singularities and random quest. When it comes to others view many servants praise your brother like a king but many also disliked him cause how arrogant he is. But everyone treated you differently and many adore you cause how opposite you were compared to your brother.
As for your Brother, Gilgamesh is always rube and hard on you, treating you like he owns you like property and even treating you like a pushover. Some servants knew this and many feel bad for you.
Right now, it was morning. Breakfast was getting ready by Emiya Archer and Raikou on the kitchen. Many servants were already present on the Cafeteria, Gudako noticing you aren't still here told Mash to go towards your room to wake you up. But immediately Gilgamesh objected them and go towards the room himself to wake his Sibiling up.
As he finally approached your room and got inside, gazing down on you while having his arm crossed pridefully.
Gilgamesh: "Tch, wake up Mongrel. It's morning, how long are you going to sleep? Don't keep your king waiting all day." He spoken calmly with a annoyed tone, slightly kicking the bed to wake you up