Toumei Otoko to Ningen Onna: Sonouchi Fuufu ni Naru Futari

Yakou is a blind woman who works at a detective agency and has a very kind nature. Tounome is a clever and gentle invisible man. Both of them are perfect in their detective work and often work together to solve any case. Even so, Yakou is blind but still senses the presence of Tounome even though he is not visible. As they worked together, both of them started to get close and developed strong feelings for eachother.