The story begins with the loss of control of Queen Aisha's power, which caused the kingdom of Arendal to be covered with ice and snow. In order to protect her sister Anna, Aisha chose to leave and live alone at the top of the snowy mountain. However, Aisha's departure triggered a series of events, including the emergence of mysterious creatures and the chaos of the kingdom.
Princess Anna decided to embark on a journey to find her sister, hoping to find a solution to these problems. In the process, she met the mountain man Christopher, Xue Bao Olaf and Snowman Sven. Together, they embarked on a journey full of adventures and challenges, and finally found the secret of the kingdom of Arendal-Aisha's power comes from her magical heart, and this power can be controlled.
In the final battle, Princess Anna awakened Aisha's heart with love and courage and made her regain her strength. Aisha used this power to disperse the frozen kingdom of Arendal and restore peace.
The story ends with the reunion of Aisha and Anna, which shows the profound friendship and selfless love between the two sisters.