Answer: According to reference.com, "In Act IV, Scene I, Juliet arrives crying at Friar Lawrence's, where she finds Paris, who believes she is crying over Tybalt's death. In reality, Juliet is crying because Romeo, her love, caused Tybalt's death and must now be exiled away from her."
Awnser: He takes Paris into Juliet's tomb and then drinks the poison. When Juliet awakes, she finds Romeo dead after which she too stabs herself with a dagger.