In the previous Book 5 of Ukiee the Ukulele is about Koa and his friends trying to put strings on Ukiee the ukulele, but the strings kept popping off. They eventually seek help from Mr. Eli and learn that the ukulele can play without strings. Koa shares the love story of the magical Koa tree and the TV he found on Plastic Island. Koa wants to learn how to play the ukulele.As Koa starts learning how to play the ukulele, he discovers a hidden message on the rear of the instrument. What could the message say?The story of Ukiee the ukulele is a heartwarming tale about love, family, and community. Throughout the series, we see the characters face challenges and overcome them through perseverance, kindness, and a love for music. Here are some morals and sweet messages from the story:Love conquers all: The love story of Leilani's grandparents serves as a beautiful reminder that true love can withstand the test of time and distance.Perseverance pays off: Whether it's trying to plant trees or figuring out how to put strings on an ukulele, the characters show that perseverance and determination can help overcome any obstacle.Kindness is key: The characters show kindness to each other and to the environment by cleaning up Plastic Island and planting trees. This teaches the important lesson of taking care of the world around us.Music brings people together: The characters bond over their love for music and playing the ukulele. Music has the power to bring people from different backgrounds and experiences together.Family and community are important: The characters support each other and come together as a community, especially during Arbor Day, to help improve their island and make it a better place to live.Overall, the story of Ukiee the ukulele is a heartwarming tale that teaches valuable lessons about love, perseverance, kindness, music, and the importance of family and community.