Sophie is finally getting used to having just her dad around after her mother's death, but when Sarah and her dog Billy come along, everything changes.
Marty is an undercover Martian and master of disguises who lives on Earth, but when one of his costumes gives him away an unexpected friend helps him find a place where he can be himself.
When Finn finds a feather he believes was sent by his deceased brother, Hamish, his mother and teacher are not excited but his friend Lucas helps him find great joy in Hamish's gift.