I guess someone is saying “sad” in the subway

(1)I guess someone’s saying “sad” on the R-rated subway
(2)I’m taking line 7
(3)The engineer suddenly said
(4)This is a public facility that everyone uses
(5)”Please stop having sex”
(6)The woman across the street was surprised to hear it. They made eye contact
(7)Comments 162
(8)Missionary work
(9)I guess it’s this
(10)LOL at the end of the day LOL
(11)Oh, myLOL. LOL I burst out laughing LOL