Stream One Love Online Free – Watch Full Movie from Home at 123Movies. . Kassa a free-wheelin rasta man, falls for a straight laced gospel singer Serena, when they both meet as they enter a music contest. Serena's father the pastor forbids her to see him and wants her to marry one of his church members. Meanwhile the record boss organizing the contest, tries to get Kassa's band to sign to his label on his terms not theirs. By using heavy tactics, he pushes the band to fight back.