Question: Extract the answer to the following question from the movie plot. If the question isn't answerable, please output "Can't answer". Question: WHAT IS CORSO SEARCHING FOR IN EUROPE ? Title: Corso: The Last Beat Movie plot: The Beat Generation's Gregory Corso became one of four in the inner circle of the Beats, along with Jack Kerouac, Allen Ginsberg, William S. Burroughs. Corso grew up in foster homes, on the streets of Little Italy and Greenwich Village. Corso was sentenced to Clinton State Prison for stealing a $50 suit to go on a date; there, protected by Mafia inmates, Corso read his way through a three-year sentence and ended up at Harvard. He eventually met Allen Ginsberg at a dyke bar in the West Village. After Allen Ginsberg's death, Corso goes "On the Road" to rediscover his creative Muse. From Paris to Venice, Rome to Athens, Mount Parnassus to Jim Morrison's grave, Corso reflects on the early days of "Beats." In high humor he reveals how "The Beats" emerged in Europe, and paved the way for youth culture, the sexual revolution and even hip-hop. Corso interrupts his tour to revisit Clinton State Prison and inspire young inmates. Returning to Italy, Corso muses on his lost mother, who he believes is dead and buried in Italy. In a stunning discovery, filmmaker Gustave Reininger finds Corso's mother not dead in Italy, but alive in Trenton, N.J. Corso meets his mother on film and discovers she is the Muse he has been seeking. He also discovers that his mother left him to escape the violence and sexual abuse of his father, who lied saying she had returned to Italy. Healing from a life of abandonment, emotional deprivation and abuse, Corso finishes his road trip on the Acropolis in Greece.A revitalized Corso returns to Greenwich Village, only to discover he is dying. He faces his own death with pluck and humor, comforted by Ethan Hawke, Patti Smith and his newfound mother, Michelina.
Answer:
His creative Muse.