Splash and Bubbles stop to visit Tidy for the day, but find him exhausted from constantly cleaning up behind the new kelp forest resident, Tyke, a young female Pacific harbor seal pup. Splash and Bubbles try to help Tidy by seal-sitting the young seal pup, and quickly learn how hard it is to keep track of their curious and fearless new mammal friend. / Splash and Bubbles realize that Zee is alone on the reef as the only shark, but when they learn that she has a distant relative in Reeftown, Zee is excited to discover who it is.