Hatenkou Yuugi

Synopsis

While visiting a fair, a boy named Romario gets lost from his mother. Rahzel and Alzeid keep the boy company as they search for his mother and manage to reunite them. In order to pay Rahzel back, the mother takes her and Alzeid to the circus which the boy wanted to see. During the show, Baroqueheat shows up as a temporary clown performer. Near the end of the show, the boy is taken into an act, but disappears. Later it is found out that the circus master was killing children for her dead unborn child named Viola, and Romario was her latest victim. During a confrontation between the circus master and Rahzel, Alzeid and Baroqueheat, the circus master is killed by Viola's own hands.

(Source: Wikipedia)