In the beautiful Heartwood Forest, a sweet little unicorn is born. And everyone goes crazy with excitement over it. However, the little one is always sulky, doesn't like anything, doesn't want anything. And it keeps saying NO to them! So much so that its family now calls it UNICORN-NO. Until one day, Unicorn-No steps out of its pink sugary cloud. And it meets a raccoon that doesn't want to listen, a dog that truly doesn't care about anything, and a princess who is really full of objections...