Y/n is 16 Tay is 16 (fantasy if you make a promise you'll get a mark on your face)
~Y/n pov~
"Tay!" i said as i rushed to her she held her arms open i hugged her she hugged back "i missed you so much" i said "i missed you too" she said.
i hugged her tighter she held me close i looked up at her she looked down "what?" she asked "i just missed you" i said she chuckled.
we pulled away and walked to my house "lets make a promise" she said "okay tell me" i said "if we are old enough we will get married" she said.
"yes promise!" i said she got a mark "its your first promise?" i asked she nod "how many do you have?" she asked "3" i said "but-" "i put make up on it" i said.
"ohh" she said i nod "but why do you want that promise?" i asked she shrugged "it would be funny if best friends gonna marry" she said i agreed.
~4 weeks later~
"i'll come visit you in 3 months" she said i nod she hugged me i hugged back "i'll miss you" i said "I'll miss you too" she said we let go.
"bye T" i whispered "bye Y/n/n" she said i smiled she got into the train and drove off i walked home and laid on my bed my friend called me i answered.
"and?!" she asked "oh god you made a promise tell me!" she said "we promised each other if we are od enough we will marry" i said "aw" she said i chuckled.
~when Y/n and tay are 34~
and again Tay has a new boyfriend i bet she forgot about the promise "Y/n" she said and hugged me i hugged back "how are you?" she asked.
"i'm good" i said she nod "but do you remember the promise i made?" she asked i slightly nod.
"can you please tell me?" she asked i looked down "we promised if we are old enough we will marry each other" i mumbled.
"wait what?" she asked i kept on looking down "how could i forget that promise?" she asked herself.
"i should go" i whispered "what why?" she asked "you have Travis i don't need to wait anymore" i whispered.
"wait you've been waiting?" she asked "thats why you never had a partner" she said i nod "i'm gonna go" i mumbled and left i walked inside my house.
my cat waddled to me i picked her up "you know when i need you huh?" i asked she hid her head on my neck i smiled.
i sat down as she made herself comfortable on my chest i stroke trough her fur i checked the news "did Taylor Swift and her Best friend Y/n Johansson broke the contact or why did Y/n walked away sadly" my brother said.
i gulped i texted him a hey his phone buzzed "okay he has his phone with him" i mumbled and called him he answered "and did you?" he asked.
"no" i said coldly "why did you walk away so sad sis?" he asked "uhm you know the promise" i said he hums "oh she didn't remembered right?" he asked.
"yeah" i said "should i come over after that?" he asked "please" i said he smiled "okay see you then" he said i hum we hung up.
"okay they didn't broke the contact" he said i chuckle my cat looked up at me "sorry go back to sleep" i mumbled she laid her head back down and went to sleep.
soon the bell rang i stood up with my cat still on my chest as she was a baby i opened the door he hugged me i hugged back with one arm.
as the other arm was holding my cat he chuckled we sat down and talked my head on his lap "you need to move on" he said.