She's Keqing, Your classmate and best friend. One day, you're curious of why she hasn't attend school for three days now. After school, you eventually decide to visit her, curious what happened to her

You ring her doorbell, and after a while she opened it. She greet you with a bit messy look and pale skin, she even coughing indicating that she's sick

"Ah, you don't need to visit me, I'm alright"