Have a heartfelt conversation; are about to confess their feelings for eachother.
Are always there for eachother, It's demostrated that Barry is Caitlin's anchor.
Finally get together, and they get engaged.
Are planning a future together.
Lydia finally realizes she loves Stiles.
Alec finally embraces his sexuality and they become a couple.
They realize they have feelings for eachother, and start dating.
They finally get together.
They care about eachother and are finally starting to behave like a formal couple + They say I love you to eachother.
Get together again, get engaged.
Francis finally starts accepting he has feelings for Mary, they become a couple and they marry.
Finally admit their feelings for eachother + kiss multiple times.
Finally get together
Are going to get married.
OMG after all this time, maybe they all have a chance to truly be happy together.
*5 minutes later*
Gets separated for 6 years and 7 days + they both believe the other one died.
Caitlin gets hurt because of Barry + Westallen gets engaged.
Oliver lies to Felicity, she finds out, they break off their engagement + Felicity gets a new boyfriend.
They break up, and Allison dies.
Stiles disappears from the phase of earth.
They start having too many complications in their relationship.
Maya gets a bullshit storyline of an "identity crisis" + she steps back once again for Riley's happiness and Lucas chooses Riley.
Mon-el hides the truth from Kara, she finds out, and they break up.
Caleb fucked up once, they break up, and Shelby starts an affair with Caleb's dad.
Nicole gets back and gives them trouble in their relationship, Aria starts working with A to protect Ezra but still this creates distance between them, in their wedding day A freaking kidnaps Ezra and makes it seem like he abandoned her and didn't want to marry her.
Because of Francis decisions they break up, Mary starts having an affair with Conde, they get back together, but Francis dies.
Valentine makes Clary and Jace believe they are siblings, she starts a relationship with Simon.
They break up + Elena is the new replacement of sleeping beauty.
They marry, but one day after the wedding, Stefan dies.