Otodama: Voice from the Dead Volume 2

Kaname Otonashi is a man who is able to hear any sound, whether it's made inthe world of the living — or the dead! In this volume, Yasuhide Nagatsume(a.k.a Yasu) is the captain of the Tokyo Metropolitan Police Department. Whileinvestigating a serial murder case, he meets Kaname, who is known by the policedepartment as the "Ear of the Squad." As the two men collaborate to hunt downthe killer, they realize that Kaname's beautiful sister, Yui, is the killer'snext target. In the meantime, as Yasu and Yui spend more time together, the twobegin developing feelings for one another — but can this story really havea happy ending?