Sans and Y/n Undertale [Not just a game after all]

Y/n - You're name L/n - Last name
= 18 year old. gonna be nineteen after some month's
B/n - Brother's name L/n
= 11 year old. gonna be twelve after some month's
M/n - Mother's name L/n
= 39 year old.
F/n - Father's name L/n
= 38 year old.

C/g/n's - Cousin girl name's L/n = 11 year old
U's/n - Uncle's name L/n = 45 year old
A's/n -Aunty's name L/n = 42 year old

N/n - Nickname.

Sans, Sam - 19 year old.
Papyrus, Metatton and Napstablook - 17 year old.
Undyne, Nice Cream(NC), Burgerpands(BP) - 20 year old.
Alphys, Ryan, Jonh - 18 year old.
Grillby, Dogo - 22 year old.
Muffet, Flora - 21 year old.
Frisk and Chara(they are twins), Asriel - 16 year old.
Faku, Snowey(he is puppy, but can talk), MK(Monster Kid) - 15 year old.
Alex, Kris - 20 year old.

❤ - Filings/Determination in me.
💙/❤ - Power (Y/n) and patience; Power/Filings(Санс) .
🌟 - Pretty/good thinks.
⭐ - Bad thinks.
* - Thinks.
^ - Talking on the phone