"二つ目のお話しのtheme" vs. "二つのお話しのtheme" nuance difference?


> (1) **二つ目** のお話のthemeは愛と失意{しつい}です。  
>  (2) **二つ** のお話のthemeは愛と失意です。

Fundamentally, both sentences mean

> The two themes of this talk are love and despair.

What is the difference in meaning / nuance between #1 and #2?




The first one means

> The themes of the **second** talk are love and despair.

The second one means

> The themes of the two talks are love and despair → implying either 1) that
> one talk is about love, and the other is about despair, **or** 2) they are
> _both_ about both love and despair.




The first one means

> The themes of the **second** talk are love and despair.

The second one means

> The themes of the two talks are love and despair → implying either 1) that
> one talk is about love, and the other is about despair, **or** 2) they are
> _both_ about both love and despair.

