The adventure of '4' // Book 2 // Discovering the endless sea

As seventh grade arrives Juno and her best friend Silvia encounter a familiar golden bottle under their desk in English period. After they enter Vaspiea. They go to discover a foreign part of vaspiea-: to complete a spell for their friend Aaron. They have to go collect a gem at the bottom of a sea in vaspiea, which doesn't even have a bottom.