Troll Troubles is a side quest in The Witcher 2 that deals with an out-of-sorts belligerent Rock Troll. He has held the long-running post of manning and maintaining the bridge outside Flotsam, which serves as the only path from the trade port headed towards the town. But he recently destroyed the bridge and has since grown lax in his duties. Not to mention extremely ill-tempered with anyone who doesn't pay his new toll or demands he fix the bridge.
Related: The Witcher 3: Mysterious Tracks Contract Walkthrough
Trolls throughout The Witcher franchise have garnered a reputation for being approachable if not downright chummy, at least in Geralt's experience. The schtick might've caught on, gaining a brief reference from Henry Cavill's Geralt in The Witcher Netflix series, but mild-tempered rock trolls aren't a new trend, so it may seem strange how badly this troll's troubles have sent him off the rails.
As you may have guessed, the troll manning the bridge is the same troll Geralt can pick up a contract for off of the notice board outside the inn in Flotsam. On your way to kill the beast, you may encounter a man besieged by a pack of nekkers outside Flotsam. He introduces himself as Chorab after you save him, and he defends the troll's good character, offering you a counter contract to spare the troll.
Chorab explains the poor sod has picked up a taste for hard alcohol and has fallen into a malcontent drunken stupor. What's more, Chorab is hopeful a witcher such as yourself might not only spare the troll, but also help him kick this bad habit.
The inebriated troll has no tolerance for negotiation when you first arrive, so you will have to fight him down to about half health before you're given the decision whether to talk
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