Although the holidays have passed, Noah's Ark circus continues its performances, bringing joy and entertainment to children of all ages.

However, as the voices of the troupe fade, an alarming trend begins to emerge as the colorful procession passes by. Children seem to disappear each time the circus prepares for its next destination, leaving no trace... or bodies.

When the circumstances require Ciel and Sebastian to infiltrate the circus, will Sebastian's inhuman abilities be enough to help them successfully pass this dangerous test? A test that could end in death.