Heimdallr Port Monster is a required quest that occurs during the Field Study (Day 2) in Chapter 4: A Midsummer's Revels of Trails of Cold Steel.


The quest is given to you automatically by Carl Regnitz via the Field Study envelope. The player can start the quest by speaking with Port Chief Danberto at the Heimdallr Port.

This quest has no expiration as it is marked as required. All other optional quests for the day will expire upon its completion.


  • Speak with Port Chief Danberto at Heimdallr Port.
  • Proceed to the Heimdallr Underground Waterway.
  • Defeat the Great Sharkodile.
  • Find and proceed into the Hidden Passage on the way back out.
  • Emerge from the Heimdallr Underground Waterway into Ost District.


Stage Entry
Inital "A terrifying monster has been sighted in an underground waterway near Heimdallr port. Confirm the specifics with Danberto the port chief, then eliminate the creature."
1 After speaking with Danberto:
  • We took the key to the underground waterway from Danberto. We can get in through a door farther into the port.
2 After defeating the Great Sharkodile:
  • The waterways are safe once again! Let's get out of here and tell Danberto.
  • We told Danberto that we defeated the monster!