Magi: The Labyrinth of Magic Vol. 32 (manga)

Having split from Sinbad, Aladdin and his friends must now face Arba, the powerful magi of lost Alma Tran! This otherworldy foe has many secrets which Aladdin must discover if he is ever going to defeat her. Then, at long last, Alibaba reunites with Aladdin, and Alibaba asks Morgiana a question that will change his life...