Chi is a panda who loves to listen. Being silent enables her to hear the swish of bamboo, the chitter of birds - and then one day, a new sound, gentle and sweet. The sound leads Chi to a boy, who blows breath through a piece of bamboo. Chi is enchanted and longs to make friends, but she is shy and hides instead. As mist gathers in the forest, she must find the courage to help him, even if it means being seen...