<P> After Emma and Hook are dragged into Zelena 's time portal , she accepts Storybrooke as her home , regaining her magic to re-open the portal to the present where she begins a relationship with Hook . However , unaware to her , she also brings a previously deceased Maid Marian to the future which ruins Regina 's happiness , having not heeded the warning of messing with the past . Elsa , who was trapped in an urn , was also brought to Storybrooke by the time portal . While working with Elsa , who helps Emma to finally embrace and control her powers , Emma helps her new friend find her sister and return home while balancing the threat of the Snow Queen against her friends and family . After a period of peace , Emma begins to help Regina on her quest to find the Author of Henry 's book . Cruella De Vil and Ursula soon come into town resurrecting Maleficent and working with Rumplestiltskin to find the Author of the magical tome Once Upon a Time . After Cruella De Vil threatens to kill Henry , Emma kills her , soon after learning of her parents ' actions of removing Emma 's potential for darkness by putting black magic within Maleficent 's daughter and Emma 's childhood friend Lily . After Emma returns to town , with the encouragement from Hook , she chooses to forgive her parents and let go of her anger . In moments before the finale , Emma is able to finally let her walls down and tells Hook she loves him . Emma then chooses to sacrifice herself for the town of Storybrooke , asking her parents and Hook to save her , she voluntarily plunges the dagger into the Darkness , transforming into the new Dark One . </P>
who is emma dating in once upon a time
Hook