Bellamy Blake - The 100
It's common knowledge that Bellamy Blake always falls to pieces in the presence of Clarke Griffin. He can never stay angry at her no matter the situation. There's just something about Clarke that manages to completely make Bellamy melt.
Barry Allen - The Flash
Barry's face, when he's looking at Iris, could melt even the coldest of hearts. She literally holds his heart in her hands and Barry wouldn't want it any other way.
Eleanor Shellstrop - The Good Place
The one thing almost every reboot has in common is Eleanor's feelings for Chidi. Even though she usually starts off as a pretty questionable person, Chidi's kindness and adorable quirks always soften her instantly.
Stiles Stilinski - Teen Wolf
When it comes to Lydia Martin, Stiles simply cannot keep the love out of his eyes. No matter how sarcastic he acts around everyone else, she has a way of turning him to mush.
Hannah Baker - 13 Reasons Why
There is no denying just how precious Clay Jensen is, and Hannah saw it too. Whenever she was around him, she couldn't keep the smile off of her face.
Alec Lightwood - Shadowhunters
Magnus Bane is probably the only person on the planet that could reduce Alec Lightwood to jelly. He is clearly head over heels in love with his magical warlock boyfriend and you can tell from a mile away.