Artist: ma_(mchsrti)
Characters: caelus (honkai: star rail), dan heng (honkai: star rail), trailblazer (honkai: star rail)

Danbooru post: https://danbooru.donmai.us/posts/8381859
Original source: https://twitter.com/mchsrti/status/1717178247518302303
#yaoi #boyslove