'Nothing.' He grunted coldly and said lightly, 'It's just a visit.'

Seeing that his face was not very good, Grace silently fastened his seat belt and asked nothing more.

The car went all the way and soon stopped at the entrance of the sanatorium.

Grace followed Wolfgang to Martha's ward.

Unexpectedly, Martha's ward door was left unlocked and there were still people inside.

Grace narrowed his eyes and looked in along the crack of the door. The person inside was ...