The Wells suffered their first league defeat of the season away at Erith & Belvedere.
Kam Pope-Campbell gave The Deres the lead on 17mins as The Wells failed to clear their lines.
Eric Demelo added a second a minute later as The Wells inquest into the first goal was continuing.
Josh Froggatt pulled a goal back for The Wells a minute later to give The Wells a lifeline.
Danny Powell continued his excellent run of goal scoring by equalising for The Wells on 25mins.
The Hosts started the second half on the front foot and managed to pin The Wells back into their own half for long spells.
Chan Quan scored The Deres third of the afternoon with 10mins remaining.
As The Wells pressed forward for an equaliser Pope-Campbell took advantage of a Deres break to add a fourth.
Richard Styles Reaction - Got what we deserved today, other than a 20 minute spell we weren’t at the races today and never really got going. Shame we couldn’t hold on for a point, but we get back to work this week ahead of the next game and move forward together.
Thanks to the amazing Tunbridge Wells supporters that made the journey, you were superb.
The Wells drop to fourth in the league table on 12pts from 5 games.
Next up The Wells travel to Knaphill in the second qualifying round of the FA Vase next Saturday.
Kick Off 3pm.