It's Spring 2003, a new war is coming and Essex grandmother Lynnie has escaped from her nursing home in Stockthorpe-on-Sea and fled 8000 miles across the Atlantic to Hollywood, Los Angeles.There, she holed herself up in a rundown motel, awaiting the right moment to reveal to the world her deepest secret - that she is Marilyn Monroe, alive and well after faking her death over forty years before.As her gay grandson Joe turns up to take her home, he finds himself embroiled in his grandmother's scheme, questioning his sanity and entire existence as he wonders whether he really can be the grandson of Marilyn Monroe.But is Lynnie really Marilyn? Or just a crazy old lady wanted to avoid ending her days ensconced inside a nursing home?As time starts running out, Joe's search for the truth tests his self-worth - and his love for his Grandma - to the limit in this funny drama that is full of surprises.