They've made it past getting on each other's nerves, and Hazuki and Nanoha are finally friends. But the more time he spends with Nanoha, the more Hazuki discovers a new side to himself--could this be leading to love?! Too bad Nanoha doesn't have a clue. It's beyond her to figure out why Hazuki is suddenly so distant... Will Nanoha's little internal monster reappear to save the day, or is Nanoha's dark side going to ruin their relationship forever?