Another Claymore known as Teresa has appeared in a town where she quickly dispatches a Yoma, with no effort. She is well-known as for her nickname "Teresa of the Faint Smile" because she never releases her Yoma powers. In the town of Teo, as soon as she arrives there she ruthlessly attacks any Yoma she senses and after the massacre a girl with no name who was with one of the Yoma seems to be very attached to Teresa. This girl ends up following Teresa no matter what she did.

Continuing where the battle left off, Teresa of the Faint Smile will now have to face the Numbers 2-5 Claymores, who have released their full power. Knowing that she has never need to release her power, how will Teresa fair against these tough opponents? Overcome by her emotions, Priscilla surpasses the limit and becomes what is known by an "Awakened One".