How far can you go if your acquaintance says “s” and “s”?

(1)How far can you go if an acquaintance tells you to come and have sex?
(2)Go to Recommended Follow Interrupt List
(3)They’ve never had sex with each other, but they want us to come down from Seoul to Busan.
(4)They say they’re going to do everything, but I wonder if I should go down this street.
(5)I have to say thank you because I’m 21 years old, but I think it’s going to take a lot of time.