旧案

wǒ yī zhí zài xiǎng běn àn yǔ yī jiàn jiù àn jí qí xiāng sì

我一直在想本案与一件旧案极其相似。

I kept thinking the bank was like an old case.

wèn tí shì xiǎng bù qǐ shì nǎ dān jiù àn

问题是想不起是哪单旧案。

The thing is, I couldn't remember which old case.

méi rén huì zài yì nǐ de chén nián jiù àn

没人会在意你的陈年旧案。

Everybody loses interest in a few old murders.

zhào jiù àn bàn

照旧案办

handle according to former practices