Story Season 2 BT21's Operation Popomon Clean Up! The BT21 members have been trying their best to achieve Universtardom! But one day, a bunch of dodgy dandelions (Popomons) showed up out of nowhere! Are the BT21 members going to be able to clean up the Town that was messed up by the Popomons and become Universtars? Game Introduction Stages: - Stages with a variety of obstacles including Milk, Boxes, Ice, and Slimes make play fun and exciting! - Easy to play! Playable one-handed, flinging bubbles at a touch is hyper-refreshing! - The Cute BT21 characters have Skills that will help you in the stages! Story Missions: - Clear stages and collect Story Keys! - Clear Story Missions with the Story Keys you've collected and clean up the Town! - Clear all the Story Missions for each Chapter and you'll get awesome gifts! Town: - Find and tap a talkative friend from the forest LEAF in Town to get a BT21 illustration! - Clear Story Missions and make your own wonderful Town! ...