Osaka - Ch. 33

[MangaDex]

 

[Dipuc4Life]

Best David Attenborough voice: Here we see the time honored tradition on many many pornhwas, the sex while watching others have sex event. Notice how the observed coupled is completely oblivious to the peering eyes. This is the start of the ritual. The onlooking couple will eventually also get horny and engage in their own sexual shenanigans.