Taehyung loved feathers and Yoongi liked collecting them. 

Yoongi was outwardly a very intimidating looking guy. But inside he was a softy. He liked collecting feathers for that reason. Outwardly, they might seem as if all its little parts were together and attached to each other but when you got close to them you could feel that each of the different strands was individual and equally distant. Feathers meant a lot to him but whoever found out about this weird hobby of his was convinced that Min Yoongi liked feathers just because they were pretty.

Taehyung liked feathers, in general. He liked the feel of them. The way they tickled him and the softness they exerted was relaxing. Actually, Taehyung was the kind of person who unknowingly expressed way too much of himself and so he came out as a kind and loving person, which he was. But due to this, the people also mistook him to be kind of dim witted. Taehyung wasn't. Which was why he liked feathers. People only look at them with the eyes of watching outer beauty. No one ever looks at a feather in wonder. They just assume whatever they want to because of the way they look. He and the feathers were very much alike but whoever found out about his 'feather-fettish'  was convinced Kim Taehyung liked feathers just because they were pretty. 

Blue was a beautiful color and the feathers of a blue macaw were even more beautiful. God knows how but one day when Yoongi and Taehyung had decided to take a walk in th