Today is nozomi's birthday, but she is upset because bunbee is chasing after a girl from another world named chocola. when pretty cure rescues her, she expresses gratitude by inviting them to visit her home in the dessert kingdom. in this utopia filled with rivers of juice and candy trees, they feel at ease. however, their tranquility is disturbed when they encounter mushiban and his two minions, dry and bitter. these villains aim to seize control of the kingdom and transform pretty cure into sugary treats. to safeguard nozomi's birthday celebration and the entire dessert kingdom, pretty cure must battle against dry and bitter as well as their own friend, who has been brainwashed by mushiban.