Who are your favorite OTP from drama/movie?

Doing a random topic out of boredom. Do share yours! 
For me;
1) Park Hyung Sik & Nam Ji Hyun from What Happens To My Family.
2) Yoo Yeon Seok & Kang So Ra from Warm & Cozy.
3) Oh Min Seok & Kang Ye Won from We Got Married.
4) Lee Jin Wook & Ha Ji Won from The Time We Were Not In Love.
5) Park Si Hoo & Moon Geun Young from Cheongdamdong Alice.
Bonus: Kim Bum & Moon Geun Young

Kim Soo Hyun & Jun Ji Hyun (My Love from Another Stars)
So ji sub & Shin Min Ah (Oh My Venus)
Ahn Jae Hyun & Koo Hye Sun (Blood)
Joo Won & Shim Eun Kyung (Naeil Cantabile)
Seo In Guk & Eun Ji (reply 97)
Kim Yoo Jung & Park Bo Gum (Moonlight Drawn By Clouds)
Gong Ming & Xiang Xiang (Love through the Millenium/ the Chinese vers.of Queen In Hyun )

Oh this is fun! So many memorable OTPs. I watch a lot of dramas ! Haha
 
rain and song hye kyo (Full House) 
 Kim rae won and jung ryeo won Which Star Are You from?
Lee sang yoon and choi ji woo ( twenty again)
so ji sub and shin minah (oh my venus) 
kim young kwang and yuri (go ho starry night) 
jeon do yeon and yoon kye sang (the good wife) 
Kim so hyun and sung jae  (School 2015) 
jang nara and seo in guk (hello monster) 
hyung sik and lim ji yeon (high society) 
yoon eun hye and kang ji hwan (lie to me) 
lee jin wook and ha ji won ( time we weren't in love)
Kang ha neul and Kim ji won (heirs)
jun ji hyun and kim soo hyun (mlfts) 
ultimate OTP: song joong ki and song hye kyo Descendants of the sun 
My favourite OTP bromance:lol
Jin goo and song joong ki (dots) 
lee dong wook and gong yoo (goblin)