Imagine This-Manhattan. December 8, 1980. 10:50 P.M.A crazed fan steps out of the shadows of the Dakota apartment building and shoots dead his idol, John Lennon. Young Niel Gulliver, an aggressive reporter, races to New York. He falls in with two of John Lennon's dearest mates and begins relationships that will tie him to the secret world inside rock and roll for life.Imagine This-Los Angeles. The present.When Neil Gulliver, now a newspaper columnist in L.A., and his ex-wife, actress Stevie Marriner, agree to appear at the Imagine That! Music festival honoring John Lennon, they suddenly find themselves dodging one murder attempt after another. Why? And why are so many other people once associated with Lennon dying violent deaths?