Aerith make several appearances in the CGI film Final Fantasy VII : Advent Children , as Cloud 's spiritual guide , urging him to move on with his life and to forgive himself for the tragedies that was beyond his control , telling him that she never blamed him for her death . During their spiritual reunion , Aerith speak to Cloud in an open meadow laden with flowers , cheerfully and kindheartedly poking fun at how he needlessly burden himself with the past . However , she also acknowledge his suffering and offer kind words of support . One of Aerith 's interactions with Cloud come when each member of the original game 's party help in Cloud 's final attack against Bahamut SIN ; she appear as the last party member to assist Cloud . She also appear in the final scene of the movie , along with Zack Fair , where she give Cloud more words of encouragement before she and Zack walk into the light . Near the end of the film , it is discovered that water mixed with the Lifestream flow beneath the flowerbed in Aerith 's church , which manifest itself as a cure for Geostigma .