A sweet and magical new middle-grade graphic novel about a boba cafe, an earthquake-causing monster, and an unforgettable summer In the fog laden hills of San Francisco sits a sleepy independent boba cafe. Run by Jing Li and guarded by her kitty Bao, it comfortably fades into the background. But inside the boba cafe, there's a secret. Jing is the keeper of the monster of San Francisco. Each day she prepares one giant boba for nine hours to feed it.When Jing's granddaughter, Aria, comes to stay with her for the summer she makes it her mission to turn the cafe around. Aria is quickly aided by Bao, who gives birth to eight perfect kittens. Aria spreads the news of the boba cat cafe on social media and overnight it is overrun with excited customers. Each day Nainai Li (Grandma Li) finds reasons to close the cafe but the demand only increases. When she opens, the hill monster is left hungry and small earthquakes begin to plague the city. When Aria secretly follows her Nainai to the hill monster cave she isn't sure what awaits. Will Aria be able to reason with the monster or become its new favorite meal? Or will she disturb its underground existence and cause the Big One?