Ollie remembers what happened on the last day he saw his best friend. Will he find his way home to Billy - or is he too late?

The friend` quest takes a heavy turn as a heartbreaking flashback reveals how Zozo met Nina, then lost her. But a happy memory sparks much-needed hope.

While floating down the Dark River, Ollie, Zozo and Rosy search for the next spot on Ollie`s map. Ollie recalls something important about Momma.

After waking up inside a thrift store, tucked into a box of old junk, stuffed rabbit Ollie plans a daring escape to find Billy, the boy who lost him.