YOU SAID:

So i went to the basement with my sister but when we went on the stairs we heard strange spund so we went to our room back

INTO JAPANESE

姉と一緒に地下室に行ったのですが、階段を上がると変な音がしたので部屋に戻りました

BACK INTO ENGLISH

I went to the basement with my sister, but when I went up the stairs, I heard a strange noise, so I returned to the room.

INTO JAPANESE

姉と一緒に地下室に行ったのですが、階段を上がると異音がして部屋に戻りました。

BACK INTO ENGLISH

I went to the basement with my sister, but when I went up the stairs, I heard a strange noise and returned to the room.

INTO JAPANESE

姉と一緒に地下室に行ったのですが、階段を上がると異音がして部屋に戻りました。

BACK INTO ENGLISH

I went to the basement with my sister, but when I went up the stairs, I heard a strange noise and returned to the room.