YOU SAID:

oh my god are you seriously going to do this right now

INTO JAPANESE

あらまあ、あなたは今真剣にこれをするつもりですか

BACK INTO ENGLISH

Oh well, are you going to do this seriously now

INTO JAPANESE

まあ、これを真剣にやりますか？

BACK INTO ENGLISH

Well, do you take this seriously?

INTO JAPANESE

さて、あなたはこれを真剣に受け止めますか？

BACK INTO ENGLISH

Well, do you take this seriously?