“Who searches it?”

“Whoever’s in charge for the night.”

“When are you in charge, sergeant?”

O’Brien drew in a deep breath

“Tomorrow night.”

“I was hoping you’d say that. Now listen carefully: here’s what you do. When Werner’s ready for his tub, carry out the search in the usual way, but be damned careful how you look in the shower cabinet. That’s where I’ll be. Understand?”

O’Brien wiped the sweat off his face with his handkerchief.

“You don’t know what you’re saying. You can’t get into the bathroom. I don’t believe you’ve been up there! The road’s guarded so tight a cat couldn’t get through without being seen.”

“I didn’t go by the road,” Ferrari returned. “I went up the cliff.”

“You’re lying! No one could get up that cliff without ropes and tackle!”