黒い未亡人とは、クモの一種である「黒い未亡人グモ（英語名：Black Widow Spide／和名：クロゴケグモ）」が交尾後に雄を食べることに由来する ...

Sayoko is a professional confidence woman who has got married to three men since she was 25 years old. Her new plan is to marry an 80-year-old single and rich man for his property. However, his ...