YOU SAID:

When I had finally built up enough courage,I overhead her talking to some of her friends.

INTO JAPANESE

ようやく十分な勇気を持てたとき、私は彼女の頭上で彼女の友人たちと話しました。

BACK INTO ENGLISH

When I finally had enough courage, I talked to her friends over her head.

INTO JAPANESE

やっと勇気が出てきたとき、私は彼女の頭越しに彼女の友達に話しかけました。

BACK INTO ENGLISH

When I finally got the courage, I talked to her friends over her head.

INTO JAPANESE

やっと勇気が出てきたとき、私は彼女の友達と彼女の頭越しに話しました。

BACK INTO ENGLISH

When I finally got the courage, I talked to her friends over her head.