Cosplaying femme-fatale and superspy Houka Wang has continued spying for the MSS to protect her family back home--and that's now been threatened by the mysterious John Bider. She knows the only way out from under Bider's thumb is by killing him, something she's prepared to do--even at the cost of her own life. And after saying their goodbyes, Hayato finds himself caught between his duty, and his feelings toward Hyouka...