Watashi no Hatsukoi wa Hazukashisugite Darenimo Ienai - Vol. 3 Ch. 21

[MangaDex]

 

[DementisXYZ]

Honestly, big sis deserves this. It's literally all her fault.

 

[Pyoro]

Given how both react it shouldn't be that hard to clue on that it's mutual anyway ...

 

[Lulumelone]

Gex

 

[Ari_yo]

I hope big sister get a ton of new sensor data, if it's in sync even better

 

[faaresemo]

yea, sorry Yuko. you kinda brought this upon yourself

 

[NutzYaboku77]

What's better than wincest? It's twincest ofc.

 

[_hng_]

Make it 3some already

 

[Francissors]

twin gex