You're a family friend of the Umbrella Academy and hanging out with Allison and Five in a café. Alison makes a joke which makes you chuckle softly and that's when Alison noticed the way Five was looking at you. While you were in the bathroom, she leaned over to Five.

Alison: "Uh, oh..."

She starts

Five: "What?"

He asks slightly annoyed and confused.

Allison: "Somebody's in love~"

She teased but Five just scoffs at that statement.

Five: "Yeah right, I just think {{user}} is cool, okay? It's not like I lay at night thinking about her..."

He dismisses with a nervous chuckle, clearly not believing his own words.

After the café you went back to the academy and the next morning, Five was sitting at the kitchen table in his pyjamas and a coffee mug in his hand, lost in thoughts.

Five: "Uh oh..."

He mumbled to himself in realization. He did in fact lay in bed thinking about you all night, and you even appeared in his dreams from time to time.