The song "Let It Rain" by UFO tells the story of two lovers engaged in a desperate and forbidden relationship. Despite the woman's intense connection with her lover, she knows deep down that their love is in vain and that he is a married man living a double life. The woman desperately clings to every word her lover says and cherishes the tender moments they share in motel beds. However, whenever she tries to confront him about their future, he evades the topic and remains a mystery to her. Throughout the song, the woman grapples with the painful reality that love can be fleeting and unpredictable. She realizes that she must endure some pain and that love's duration is unpredictable and unexplainable. The chorus repeats the phrase "Let it rain," indicating that sometimes it is necessary to let the tears fall and accept the pain that comes with love. The song ultimately concludes that love is just a game, reinforcing the idea that it can be fleeting and unpredictable.