long, Nerissa later attacked the girls through their dreams in order to weaken them but failed. She was later successful in stealing the Heart back by tricking Will into giving it to her. With the very symbol and essence of Kandrakar itself now entirely corrupted by Nerissa's hatred and vengeance, the former Guardian leader and her Knights of Vengeance attacked the sacred Temple of Kandrakar itself. Will later acquired the Star of Cassidy, a copy of the mystical Heart from the spirit/ghost of Cassidy, the late and original Guardian of Water. With it, Will and her fellow Guardians faced Nerissa in Kandrakar. In the final battle, Nerissa was ultimately destroyed by the combined strength of the second generation of Guardians. Despite their victory, Cornelia is deeply heartbroken when Caleb left her due to their complicated relationship. Part III: A Crisis on Both Worlds Crisis after crisis threatens to break up the girls once and for all. Will's father, Thomas Vandom, returns into her life after years of absence, and his intentions are anything but loving and trustful. Later, Taranee went on strike because she felt that the Oracle is using them to carry out his missions and sentences. A new character, Orube, joins the remaining Guardians on their new mission to defeat a new enemy; Ari, the powerful lord of Arkhanta and they must prevent him from rising and destroying the Oracle. Ari's son, Maqi, suffered from a strange disorder since birth and the Oracle had refused to help Ari cure his son. Angered and blinded by rage, Ari captured a banshee, named Yua, and tried to use her wish-granting power to oppose the Oracle and Kandrakar (but it could not be done). The longer Yua was held prisoner and serving as Ari's slave, the more powerful Ari becomes, and soon, he would have enough power to overthrow the Oracle. Taranee later rejoined the quintet and together, they were able to defeat Ari and set Yua free. Liberated, Yua kidnapped Maqi because she wanted Ari to suffer for holding her imprisoned for many years against her will. Ari and the Guardians followed her into the swamp where she and her banshee sisters live and fought them to bring Maqi back. However, Maqi was nearly killed during the confusion of the battle. He was later saved and cured when the Guardians and Orube offered their magical, elemental gifts from the nymph