아파트 405호에 사는 미스터리한 여성에 대한 의문을 추리극 형식으로 구성했다. 이와 함께 순행과 역행이 뒤엉킨 시간 구성과 한 무대를 각기 다른 아파트로 사용하는 무대 연출로 색다른 형식 실험을 시도했다.

나오는 사람들···················3
107?4······················5
204?1·····················11
107?3·····················20
204?2·····················26
107?2·····················33
204?3·····················38
204?4·····················51
107?1·····················59
204?5, 그리고 107?0··············68

＜405호 아줌마는 참 착하시다＞는·········81
박상현은····················83