Kieli Manga Series by Yukako Kabei, Shiori Teshirogi

Kieli sees ghosts. It's an odd ability for a 14-year-old girl, and it makes her a bit of an outcast at her boarding school. Her only friend, in fact, is the (semi-) departed spirit of a girl who used to inhabit her room. That is until the two encounter a young man who appears to share Kieli's "gift." It doesn't take long to discover, though, Harvey is an altogether different sort of creature - one of the infamous Undying, the reanimated corpse of a dead soldier... moreKieli sees ghosts. It's an odd ability for a 14-year-old girl, and it makes her a bit of an outcast at her boarding school. Her only friend, in fact, is the (semi-) departed spirit of a girl who used to inhabit her room. That is until the two encounter a young man who appears to share Kieli's "gift." It doesn't take long to discover, though, Harvey is an altogether different sort of creature - one of the infamous Undying, the reanimated corpse of a dead soldier. Could it be that in this cursed fellow Kieli has finally found a kindred spirit? Throwing in her lot with this strange, soulless man and his possessed radio, she means to find out... less

As the holidays wind down, Kieli continues her 'research trip' with her companions - Harvey, a near-immortal soldier known as an Undying, and the Corporal, a soldier's spirit possessing an old radio. Their fates irrevocably intertwined by a bloody war waged eighty years ago, Harvey has promised to help the Corporal pass on by returning him to his final resting place...even with Kieli tagging along... moreAs the holidays wind down, Kieli continues her 'research trip' with her companions - Harvey, a near-immortal soldier known as an Undying, and the Corporal, a soldier's spirit possessing an old radio. Their fates irrevocably intertwined by a bloody war waged eighty years ago, Harvey has promised to help the Corporal pass on by returning him to his final resting place...even with Kieli tagging along. But when saying their last good-byes to the Corporal goes awry, and they are attacked by Church soldiers after Undying hearts, Harvey is convinced that it would be best for Kieli to go home. But is it really Kieli that needs saving...or is Harvey sacrificing his last hope for salvation? less