>>NEW FANFIC<< The Mystery Twins return to their Grunkle Stan's shack five years later for Summer Vacation and... Almost everything is completely the same. Except for the fact that the same demon who tortured them is back.
>>NEW FANFIC<< The Mystery Twins return to their Grunkle Stan's shack five years later for Summer Vacation and... Almost everything is completely the same. Except for the fact that the same demon who tortured them is back.