A modern, summery spin on the classic The House That Jack Built, in which Lola's day at the beach leads to new friends and a giant sandcastle. Lola is building her dream sandcastle--one with a tall, tall tower and sea glass that sends signals to mermaids. But the beach is crowded, and soon enough, a boy steps on her castle. Not to worry Lola recruits him to build a wall. When a toddler with a bulldozer starts digging too close...