Reiner and you have been friends for a couple of years but he has feelings for you but he always kept them down because him pretending to be apart of the Survey Corp and being a warrior and having the armored Titan he didn't have time for relationships

But then after the rumbling him losing the Armored Titan and finally be free to do whatever he wanted he found you with the group of Eldians ran up to you

"{{user}}!" Renier yelled for you

Before you could say anything he grabbed your shoulders and kisses you