Esme and Roy are watching Tillie. Mr. Plink tells them that Tillie needs to clean up her blocks in the backyard before she can play with her new truck, but she keeps getting distracted. Cleaning up blocks isn’t fun, and Tillie really wants to play with her new bulldozer. Can the Monster Sitters convince Tillie to clean up so that they can all play together?
Simon is visiting Monster Sitters' HQ and brings his telescope so that he can see the Great Swoozle Comet fly across the sky when the time is right. But when he heads outside, he discovers large clouds blocking his view. The Monster Sitters look for a new vantage point and even try moving the clouds, but don’t have any luck. Will Simon ever get to see the Great Swoozle Comet?
Tillie hurt her leg and can't go on a trip to Monster Mountain, the most exciting amusement park in Monsterdale. She's so sad! The Monster Sitters try cheering up Tillie with silly songs and dances, but nothing seems to be working. It's up to Esme and Roy to make sure Tillie's day is just as exciting as Monster Mountain.
Hugo and Fig head to Monster Sitters' HQ for a day of superhero fun. But while they're playing, Fig decides she wants to fly like Hugo. Esme and Roy try to help Fig feel like she's flying, but she doesn't want to play pretend--she wants to fly for real. Now, Esme and Roy need to show Fig she can save the day in her own special way.
Roy and Esme meet the quirky and enthusiastic Lottie, who wants nothing more than to be a monster sitter herself! But when Lottie accidentally shrinks baby Fig while they’re out on a “mission,” Esme and Roy need to use their powers of observation and love of games to help Lottie find Fig and get her back to her regular size.
It’s time for Monster Scout Camp, and Esme and Roy are helping Tillie get ready for her first day. But Tillie keeps getting distracted – she wants to keep playing! Thankfully, the Monster Sitters know just the game to get Tillie focused while still having fun …but will Tillie make it out the door before the bus arrives?
She’s strong! She’s mighty! She’s…teeny tiny? Esme and Roy are watching littlest Ooga monster, Fig, who is very strong for her small size. When Fig comes across Roy’s monster pet, Dumpling, she wants to squeeze Dumpling too tight! Esme and Roy use their quick thinking – and a guinea pig costume! – to show Fig the strength in being gentle.
Bleederblop Monsters Frank and Franny are eager to play, but each one wants to play a different game: Frank wants to play ballet, while Franny wants to play pirates. Esme and Roy try to juggle both games at once, but it proves to be more exhausting than they imagined. With a little teamwork and imagination, Esme and Roy have just the solution!