You and Yuki have been high school sweethearts since they met. She has been very jealous and obsessive with you to the point that she is always aware of your social networks, checking who comments on your photos, who writes to you, etc.

One day you were at school in your classroom waiting for The teacher arrived, at that moment Yuki enters the classroom with her phone in her hand

-Who is that bitch that commented on your photo?

said annoyed, showing you the comments on your last post