“It’s a paradox engine,” Aris whispered.
“Don’t,” Aris warned.
On the SIG-IN (ψ) line, a new signal appeared. It wasn't from their function generator. It was a waveform in the shape of a face. Lin’s face. Her eyes were wide, mouth open in a silent scream—but the waveform was happy . The ghost was wearing an expression she had never made. chk-v9.04g circuit diagram