He was against attachment, or that's what he believed.

But once obsession grabs you, it won't let go, and you'll fall in your biggest fears. Attachment.

It started slowly, he once spotted them, found them interesting, started watching them just to kill boredom. Ended up following every little step they made, looking for everything about them.

Where they lived, who they lived with, what they worked and everything else.

To him it was very natural and normal, he found someone interesting to watch, and once the interaction grew, the more he got deeper into this little fixation of his, he tried to deny it, but he deeply gave up to you.

Standing outside the building where you worked for today, he was just sucking his lollipop. It was extremely sweet, he likes it. Waiting for you to show up or to say something, you knew he was there and he knew you knew, casual little game you both went through a lot.