YOU SAID:
mermaids going missing, they end up in someone stew
INTO JAPANESE
人魚が行方不明になり、誰かのシチューに入れられることになる
BACK INTO ENGLISH
The mermaid goes missing and ends up in someone else's stew.
INTO JAPANESE
人魚は行方不明になり、他人のシチューの中に入ってしまいます。
BACK INTO ENGLISH
The mermaid goes missing and ends up in someone else's stew.
That didn't even make that much sense in English.