All his life, Riku Tachibana has been raised by his grandfather. For some reason, the old man has always been fond of strange hand gestures, and they've rubbed off on Riku, who performs them almost subconsciously, to his classmates' great...

Abe no Masahiro is the grandson of the greatest onmyouji Abe no Seimei. His grandfather sealed his sixth sense (the ability to sense monsters) in order to protect him. He doesn't know about it until he meets Mokkun. While fighting his first...