What's up with the red mark on his treasure trail?

大腿内侧的红印是怎么回事
I would say that is some sort of heat rash.

应该是某种热痱
He's got Band-Aids on his ankles.

他的脚踝贴了创口贴
Like I get when I wear heels,

我穿高跟的时候就得贴
which is why I don't.

所以我才不穿高跟
The lab found a powdery residue on the shell casing.

实验室在弹壳上发现了粉末
Calcium carbonate, usually found in...

碳酸钙通常用于...
- Makeup. - I was gonna say makeup,

-化妆品内 -抢我台词
which your colleagues found in the car

与你同事在车内找到的化妆品一致
along with a 40 DD brassiere.

他们还找到了个40DD的胸罩
Seems as though our deceased friend recently had a successful date.

看来死者最近艳福不浅呢
Or maybe not.

或许不是