Molly examines her shelf of special things at the back of Mack’s Stall. She chooses the toy sea monster and remembers the day she got it.\n\nThere’s a long queue forming at the Wobbly Coffee Pot today for Mrs Juniper’s delicious new smoothie. It’s so popular that she soon runs out of the secret ingredient. She will need to send out for more. \n\nMeanwhile, Ruby tells everyone at the Kids Club that she saw an actual sea monster at the beach yesterday. The others aren’t so sure, but Molly suggests they go on a sea monster hunt. When they arrive at the beach, they see Bob’s van, but Bob is nowhere to be seen. Ruby is a little worried that he’s been eaten by the sea monster! \n\nBack at the Big Hub, Moira is getting impatient to try out the new smoothie, but Mrs Juniper hasn’t had her delivery of the special ingredient yet. Will Molly and her friends uncover the mystery of the Bridgetown Sea Monster?