Wind was blowing.
（続き）
The music used for the slides was
jensfelger
a musical advent calendar #12
https://soundcloud.com/jens-felger/a-musical-advent-calendar-12
（続き）
The music used for the slides was
jensfelger
a musical advent calendar #12
https://soundcloud.com/jens-felger/a-musical-advent-calendar-12