YOU SAID:

This is the day I'll kill everybody

INTO JAPANESE

これは私がみんなを殺す日です

BACK INTO ENGLISH

This is the day when I kill everyone

INTO JAPANESE

これは私が人を殺すときの日

BACK INTO ENGLISH

This was the day when I kill

INTO JAPANESE

これは私を殺す日だった

BACK INTO ENGLISH

It was killing me

INTO JAPANESE

それが私を殺していた

BACK INTO ENGLISH

It was killing me