After vanquishing a demon king, saving her mom, and reconnecting with her friend Danny, Momo ought to be living the life she's always wanted. But lately, Danny has been ditching her to hang out with mean-girl Ryleigh—and groups of kids have begun vanishing without a trace. Then a whole backyard full of cool kids at Ryleigh's exclusive birthday party becomes the latest to disappear, leaving Momo, Ryleigh, Danny, boy band superstar Jin, and Momo's old friend Niko the fox to fight a dangerous new enemy from Shinto legend.
Momo Arashima is half goddess and half human—torn between two worlds. But with her friends Danny, Ryleigh, Jin and Niko by her side, she’s finally starting to find a place where she belongs. Too bad none of that matters when Izanami, the treacherous goddess of death, threatens the life of someone Momo loves and forces her into a terrible bargain.
Porque el tiempo es vida, y la vida reside en el corazón.
Momo es una niña muy especial que posee la maravillosa cualidad de hacer sentir bien a todo aquel que la escucha. Pero la llegada de los hombres grises, que pretenden apoderarse del tiempo de las personas, va a cambiar su vida. Ella será la única en no dejarse engañar por ellos y, con la ayuda de la tortuga Casiopea y del Maestro Hora, emprenderá una aventura fantástica contra estos ladrones de tiempo.