神秘公司的主角参加水晶湾一年一度的万圣节游行车会，就在这时，南瓜灯恶魔突然出现，打乱了游行车会，主角们决定寻找南瓜灯恶魔的真面目。A serial killer is purposely released from an asylum for the criminally insane so that he can continue his rampage.。