Super Son-In-Law
After the suited man left, he asked softly, "Bro, did you think of a good way?"
"Yup!"
Big Ken nodded and fished out a mobile-phone-sized black object and an earbud as he explained, "I’ve put a miniature transmitter in that man’s pocket just now and this is the eavesdropping signal receiver. As long as we stay within a distance of 50 meters from the target, we’ll be able to hear his conversation with Zachary Ewing."
"Nice one! Bro, I didn't expect you to carry these things with you."