It's full of moths!
https://www.youtube.com/watch?v=ubYmc3GE-Ls

Brana is a monotypic moth genus of the family Noctuidae. Its only species, Brana calopasa, is found in Sri Lanka and Australia. Both the genus and species were described by Francis Walker, the genus in 1858 and the species in 1859. It It is a serious pest on Berrya cordifolia (Trincomalee wood) 六翅木.

Berrya cordifolia, the Trincomalee wood, is a species of tree native to much of tropical Asia and introduced to Africa. It is also found in the forests of Christmas Island. It is widely used for timber, and its bark is used for fibers. The wood has a number of uses, including furniture and historical applications in shipbuilding. It grows up to 27 meters tall.

물결나비 Ypthima multistriata
https://terms.naver.com/entry.nhn?docId=2327193&ref=y&cid=46683&categoryId=46691

물결나비 무리
https://terms.naver.com/entry.nhn?docId=2326904&categoryId=51216&cid=42478

참고한 자료: 한반도 나비 도감 (자연과 생태)