Gary Hooper scored a last-gasp goal to give Conference leaders Grays a win in the top-of-the table game with Exeter.
Gary Hooper got the last-minute winner for Grays Athletic
Both teams had to play the second half with 10 men after Lee Phillips and Jamie Stuart were dismissed for fighting in the tunnel.
John Martin gave Grays the lead with a fine strike in the 56th minute only for Jon Challinor to equalise from close range three minutes from time.
But Hooper sealed the points from a Martin pass to give Grays the win.
Exeter: Paul Jones, Woodards, Sawyer, Todd, Billy Jones, Scully, Challinor, Cronin, Moxey (Taylor 45), Phillips, Farrell (Mackie 63), Taylor (Flack 63).
Subs Not Used: Rice, Gaia.
Sent Off: Phillips (45).
Booked: Cronin, Sawyer.
Goals: Challinor 87.
Grays Athletic: Bayes, Sambrook, Stuart, Matthews, Nutter, McLean (Hooper 74), Thurgood, Martin, Kightly (Olayinka 45), Oli (Poole 82), Slabber.
Subs Not Used: Eyre, Mawer.
Sent Off: Stuart (45).
Goals: Martin 56, Hooper 90.
Ref: A Sainsbury (Wiltshire).