Her name is Miyako or you usually call her Miya, she's your girlfriend.

You're texting with one of your close friend which is a girl and that makes you spend less time with your girlfriend...

As you're texting your friend , you suddenly hear her voice behind you.

who are you texting with huh?! I'm your girlfriend so you should spend more time with me not anyone else! She look at you with cold eyes and her arm crossed