Frozen 2 Movie Clip - Anna Explains Frozen To Elsabr Directors: Chris Buck, Jennifer Leebr Writers: Kristen Anderson-Lopez, Chris Buck, Jennifer Lee br Stars: Kristen Bell, Jonathan Groff, Evan Rachel Wood br br Plot synopsis: Anna, Elsa, Kristoff, Olaf and Sven leave Arendelle to travel to an ancient, autumn-bound forest of an enchanted land. They set out to find the origin of Elsa's powers in order to save their kingdom.