What About Brian (2006)

Brian O'Hara, a serial monogamist in his 30s, finds himself as the lone bachelor among his group of friends. As he grapples with his single status, he reflects on the joy of their committed relationships and questions his own romantic future. Complicating matters, Brian is secretly in love with his best friend's girlfriend, which adds a layer of tension to his already complicated love life. His journey explores themes of love, friendship, and the struggles of finding true companionship in a world filled with coupledom.