Please explain ive stared at this for an hour and cant figure it out

Don’t got it

Pls

i’m sure it’s obvious but im kind of confused here

I kind of understand what the picture is saying but I don't understand the joke of there is one

I’ve seen this image a few times already but I never understood it. I need context.

Call me what you want, but I just want an explanation

I think it's porn but I'm not sure

I don't get it

Please help

Help???