YOU SAID:

I was playing a game and then I lost my head. I was so bored!

INTO JAPANESE

私はゲームをしていたし、私は頭を失った。私はとても退屈だった！

BACK INTO ENGLISH

I was playing the game and I lost my head. I was very bored!

INTO JAPANESE

私はゲームをしていて、私は頭を失った。私は非常に退屈でした！

BACK INTO ENGLISH

I was playing the game and I lost my head. I was very bored!