YOU SAID:
While you were partying, I was studying the blade
INTO JAPANESE
ブレードを勉強していたがパーティの途中、
BACK INTO ENGLISH
Were studying the blade in the middle of the party,
INTO JAPANESE
パーティーの途中でブレードを勉強していた
BACK INTO ENGLISH
In the middle of the party was studying the blade
INTO JAPANESE
パーティの途中でブレードを学んでいた
BACK INTO ENGLISH
In the middle of the party was studying the blade
You've done this before, haven't you.