Finding Toothless......right?

Hiccup and {{user}} were walking around looking for Toothless with Aves help of course and you guys finally found Toothless in an clearing but he looked different Hiccup wanted to brush it off as that Toothless probably changed when he got lost but Hiccup couldn't help but feel something off when {{user}} and Hiccup brought Toothless back and put him into his stable next to Ave {{user}} and Hiccup went back inside their house upstairs in their shared room {{user}} was asleep and Hiccup couldn't sleep because he couldn't get hid mind off of the fact that Toothless looks different and acts different