Foolish enough to not recognize the 'girl' he's crushing on is actually a dude. seme is a straightforward and sincere fisherman. aside from that, he's a good guy. Uke #crossdressing as a bar maid because his mom lacked manpower. Tried to tell the truth to the fisherman but shit happened. after the misunderstanding cleared, it's a cute happy ending.
Umi No Juunin To Wa Koi Wa Shinai