Kimi to Idol Precure♪ Omatase! Kimi ni Todokeru KirakkiLive!

The main character, Sakura Uta, is a second-year middle school student who loves to sing. One day, she meets the fairy Purirun that has come to search for the Legendary Protectors, Idol Precure! Purirun's hometown, KirakiLand has been plunged into total darkness by Darkine, the boss of the Chokkiri Gang. Meanwhile, the sparkles of the townspeople are being stolen by the Chokkiri Gang... it's a huge pinch! "I want to make it sparkle sparkly! Here is my song!" - With this determination, Uta transforms into the Legendary Protector, Cure Idol! She sings, dances, and gives fan service, making it sparkle no matter how pitch-black it is!

Komugi, Iroha, Yuki, Mayu, Daifuku and Satoru all got together to play the super popular game "Dokidoki♡TanuKingdom!" But, as everyone was about to start enjoying the game, a suspicious tanuki somehow dragged them into the world of the game... Then there's an even bigger problem! Komugi gets separated from Iroha and all the others...?! "I aaalways want to stay by Iroha's side-wan!" In order to reunite with her beloved Iroha, Komugi takes on all kinds of games and challenges! Why in the world did it end up like this...? Just what kind of secret is the game world hiding...? The clues are held by the girl who made the game, Natsuki. Hirogaru Sky! Precure and Mahoutsukai Precure! also makes an appearance! When everyone's feelings become one, a miracle happens?!

The story begins when Hana, Saaya, and Homare from Hugtto! PreCure take Hagutan out for her flower garden debut. All of a sudden, the monster Usobaakka appears. He attempts to change the world into the one filled with lies and kidnaps Saaya and Homare. Hana learns the girls of Maho Girls PreCure! and Kirakira PreCure a la Mode are also his targets and decides to support them. During the battle, Hana remembers one unfulfilled promise from Usobaakka's word "Promises are lies that can't be kept by anyone." It was Hana's very important promise with a boy named Clover, whom she met in a strange world in her childhood. She gradually realizes the promise is the beginning of this big trouble. In cooperation with the PreCure girls in three generations, will Hana be able to beat the strongest enemy Usobaakka and fulfill the promise with Clover?

After Cure Muse's mission of restoring her father's kind heart was accomplished, Ako and Mephisto decided to return to Major Land together. Suddenly, a howling noise rang through the city, and when it died down, all music was gone. Ako and Mephisto tried to establish contact with Major Land, but could not get a response. Full of worry, Hibiki and the others headed to Major Land, where there was no sign of the former land of overflowing music. The world was desolate without sound, its people devoid of emotion like stone, continuing to play their soundless instruments. The only one left was Ako's friend Suzu, who explained how Aphrodite suddenly changed and took away all music from the land. Ako and Mephisto, unbelieving and determined to find out the truth, headed to the palace where Aphrodite was. Hibiki, Kanade and Ellen decided to chase after Suzu, who had run away after Ako refused to believe her story. While chasing after Suzu, the girls met with 3 men eager to steal the Healing Chest. And as the truth slowly came to light, the Pretty Cure had to face up to the real enemy.