I think the completion Timer is a bit wonky...

[Okram]

http://cloud.steampowered.com/ugc/559821183707411401/6D3388B2EB02922548F4D2406078B96DB09525F6/

Apparently it took me 6 years, 118 days, 14 hours, 33 minutes to run Stealthy Repossession... But at least I didn't kill any Kobolds!

[Bunker]

known issue

[AgonyAunt]

it still looks kinda funny though, even if it's a known issue.
lol

[Moltier]

It seems timer starts after you kill something. If you dont kill anything, then it show these crazy times.