Tonari no Ayane-san

Keigo's an ordinary white-collar worker, albeit with an unlucky streak... and when things don't go his way, novelist and next-door neighbor Ayane is always there to tease him about it! When Keigo forgets his keys at the office, she's happy to invite him into her messy apartment for a little more teasing—and the pair rapidly realizes they want to enjoy much more of each other than casual conversation. Keigo and Ayane fit together like missing puzzle pieces, their personalities as compatible as their bodies! As they grow closer and closer and their situationship evolves, the couple may even begin wondering if they want something more...

(Source: J18)