Kami nomi zo Shiru Sekai II

Synopsis

The spirit has gotten powerful from feeding on the negative emotions of the unconscious students around them, which it then escapes to the roof by possessing the students to stop Haqua and Elsie. Haqua is distraught as she has failed to live up to her expectations, which allows the spirit to possesses her. By the time Keima and Elsie reach the roof, Haqua is under the control of the spirit, and it uses her and the possessed students to capture them. The only way for Haqua to be freed from its control is to calm the negative emotions in her heart. Haqua is ashamed for having lied to Elsie, inasmuch as to be thought of as a role model. Despite what she did, Elsie embraces her, still looking up to her as the greatest spirit hunter in her eyes. Haqua is finally able to break free from the control of the spirit. Haqua fends off the possessed students, and the spirit is then captured by Elsie. Haqua thanks Keima for his help and for not revealing her ruse to Elsie earlier. Keima congratulates Elsie on a good job, leading her to buy both Keima and Haqua lunch to celebrate.

(Source: Wikipedia)