三个有抱负的青年人，决定合伙研制绿色新能源汽车，他们克服资金、技术和家庭上的种种困难，历经波折，终于完成了自己的梦想。。Summertime in Bel-Air brings big changes for the Banks family, who prepare to host their huo87 annual Juneteenth festivities.。