His debut ended in a victory for the Pilgrims against Gillingham and said he 'had just four hours to call my family'.
The 25 year-old recalled: "I just had to pack my bags and jump in the car and had four and a half hours to call my family
The goalkeeping coach called and said 'Plymouth, do you fancy it?' I said 'yes definitely'.
"I have just come back from an injury myself, but I felt good and I'm back to 100%.".
Ross is currently at Championship side Derby and has yet to appear in a league game for them, but stopped his current loan side from progression to League 1 in 2016, featuring for AFC Wimbledon as they defeated Plymouth in the League Two play-off final at Wembley.
They are currently in the relegation zone on goal difference.