"Yashiro is the young leader of Shinseikai and the president of Shinsei Enterprise, but like so many powerful men, he leads a double life as a deviant and a masochist. Chikara Doumeki comes to work as a bodyguard for him and, although Yashiro had decided that he would never lay a hand on his own men, he finds there's something about Doumeki that he can't resist. Yashiro makes advances toward Doumeki, but Doumeki has mysterious reasons for denying. Yashiro, who abuses his power just to abuse himself, and Doumeki, who faithfully obeys his every command, being the tumultuous affair of two men with songs in their hearts but no wings to fly"--Unedited summary from the book.

Yashiro and Doumeki have finally crossed the line that for so long they dared not. Doumeki confronts the fact that Yashiro is irreplaceable to him, while Yashiro realizes his own contradictory feelings for Doumeki. Because he values him, he can't let him go. Because he values him, he must let him go. With his dispute with Hirata coming to a head, Yashiro leaves Doumeki and attempts to settle matters himself... What will be the outcome of this life-or-death conflict? What of Yashiro and Doumeki's relationship? Turbulence, at least!

Young and powerful Yashiro can't stay out of trouble long enough to catch his breath. Will a brand-new bodyguard give this hot-headed pervert a taste of the calm he's never known...or will mayhem erupt as other gangsters take note? Twittering Birds Never Fly pulses with the energy of passionate men who won't take "no" for an answer! In a world where contracts are signed with blood, can a fragile friendship take root and grow into love?

Young and powerful Yashiro can’t stay out of trouble long enough to catch his breath. Will a brand-new bodyguard give this hot-headed pervert a taste of the calm he’s never known…or will mayhem erupt as other gangsters take note? Twittering Birds Never Fly pulses with the energy of passionate men who won’t take “no” for an answer! In a world where contracts are signed with blood, can a fragile friendship take root and grow into love?