YOU SAID:

Yesterday upon the stair, I met a man who wasn't there. He wasn't there again today, and I wish he'd go away.

INTO JAPANESE

昨日、階段の時に私はそこにいなかった人に会った。 彼は今日もそこにいなかったし、彼が離れて行きます。

BACK INTO ENGLISH

Yesterday, on the stairs I met who wasn't there. He wasn't there again today and he will go away.

INTO JAPANESE

昨日、階段で私はそこにいなかった人に会った。彼は今日もそこにいなかったし、彼が離れて行きます。

BACK INTO ENGLISH

Yesterday, on the stairs I met who wasn't there. He wasn't there again today and he will go away.