Doctor vs Doctor (short story)

Summary
''The Doctor and Rose land in 1920s England in a grand house and meet another Doctor who is solving his own murder mystery till more start to crop up. What is happening that the great Doctor Carr can not explain and can The Doctor and Rose help out before it is too late?''

Characters

 * Ninth Doctor
 * Rose Tyler
 * Dr Merrivale Carr
 * Henry Ransom

Continuity
to be added

Timeline

 * This story occurs after DW: The Unquiet Dead
 * This story occurs before IDW: The Forgotten (flashback)