Komatta Toki ni wa Hoshi ni Kike chapter 76.4 discussion

[Blackangel]

i never thought kou still didn't know about takara doing the modeling
what will he do when he comes to know that?

 

[Rinko]

He is going to get a huge stroke.
It's going to be a big surprise to him.

 

[Blackangel]

it is a surprise to him
but why couldn't he see that it's takara dressed as a girl?