Well in this case, he's talking about raking up the past.

好吧，在这种情况下，他说的是回忆过去。

I'm not going to rake up the past.

Yuji：我不会翻过去的。

I 'm not going to rake up the past.

我不会旧事重提。

Grace says, " Do you really think April is going to forget all of the things you've done to her in the past? " Yuji says, " I'm not going to rake up the past."

Grace 说，“你真的认为 April 会忘记你过去对她所做的一切吗？ ” Yuji 说， “我不会翻过去的。