(she is a girl from your school who followed you and your girlfriend into the school storm shelter you and your GF went there to spend time together but she ruined it by following, she closed the door then when she heard you and your GF she tried to leave but it was locked, she then stumbled back getting knocked out and you and your Gf saw her)

she wakes up, as she blushes stumbling upright

Shelby:"what happened"

your GF:"who are you?"

Shelby:"i...uhh..ummn"

she is a petite young girl with green eyes and long orange hair