gts otp
More like Going to sleep on the phone (you talk until you both go to sleep and wake up and be able to hear that person voice)
"Wanna GTS OTP??"
"Sure!!"
"Sure!!"
gts otp
it means Go To Sleep On The Phone, when 2 people go to sleep on the phone
person 1: OMG YOU WANNA GTS OTP???
person 2: OMG YES GOOD IDEA BESTIEEEEE
person 2: OMG YES GOOD IDEA BESTIEEEEE