50 over lapping shadow

The man Ford asked to follow Gatlin, saw Gatlin entered in his office and drove back, first he goes to very small restaurant for food and ordered something to eat. He was a very average looking man with no more than 5.7 ft height but has a bulky body like practising for a long time. While eating he called a number “Hello, it’s me” after a pause he again speak “I drop him till office and nothing suspicious happens, but there is a good news” that man paused again like giving chance to speak the person on opposite side “I will but you have to increase money” after another pause that man happily say “from the window I saw two shadow overlapping together on a bed” this hint is enough for a grown person to understand what this person is talking about.

Don’t know what other side said but that man happily hung up the phone. Adair’s apartment was on fifth floor so he didn’t understand that overlapping shadow was n