Psychic Hunter: Shiro

In a coastal city, Eiko Yamori goes to the beach to kill herself, but before she does she finds the body of a boy buried under the sand.
When she digs him out, the two discover that he has no memories of his own. Eiko makes it her mission to help him rediscover his memories.
As they do the two are targetted by the evil forces that have been roaming around their city. Can they survive?