{May I have this dance?} DanceTale!Sans x Shy!Reader

Your name is (Y/N) you are 21 and the shyest person you could ever meet. You attend college regularly staying in the dorms not being very social. You were the president of the infamous performing arts. One day there is an announcement where monsters are being allowed in. You didn't think much until you see a dance fight literally a fight. You being how shy you were practiced away from your groups as your new dance teacher allowed it and she was a monster. Knowing some dances you end up meeting a pair of skeletons and other monsters and freak out. What will happen now?