WHERE & HOW TO FARM Where to farm Main Theme → Episode 17 → operation 17-17, Never A Moment’s Doubt.
17-17, Never A Moment’s Doubt, is a named Episode 17 operation. Treat it as a chapter-progression target: the clear advances your map progress, while its material and event rewards should be checked separately in the client. The operation is part of a chapter whose progress persists beyond the temporary promotion.
Before you go Episode 17 unlocked through the Global story gate in effect. Access to 17-17 through prior chapter progression. Squad and Sanity for a standard operation attempt. Open the Episode 17 operation map and select 17-17 by number and name. Read the enemy preview and clear condition; set a squad to cover the threats shown. Use a Practice Plan if you need to test placements or deployment timing. Start the operation and complete its displayed objective. Claim the result screen and return to the Episode 17 map. Check which operation is now available and continue if chapter progression is your goal. Before replaying, inspect the stage reward preview for the specific material or event currency you want. Farming tips Use the operation’s current preview to distinguish chapter completion from farming rewards. Practice Plans can help test a difficult clear without committing a standard attempt. Repeat, collect and use The story clear is one-time progression; the stage can be replayed while it remains available, but repeat only for a verified reward target.
Common mistakes Assuming the name or nearby stage pages establish a material drop; inspect 17-17’s own reward display. Repeating the operation without a target; decide whether you need progression or a listed reward. Leaving before claiming the result; confirm the rewards are collected. When to stop or switch Stop after the first clear if your goal is chapter advancement, or continue only while a displayed reward remains useful.
Sources & fact checks REWARD DETAILS & CONDITIONS Sources & rewards All source types Farming route Farming priority Name A–Z Drop chance
Farming route Main Theme → Episode 17 → operation 17-17, Never A Moment’s Doubt.
Episode 17 unlocked through the Global story gate in effect. Access to 17-17 through prior chapter progression. Squad and Sanity for a standard operation attempt. Rate not listed
Related guides More guides for gathering materials and making progress.
Guide illustration Arknights Main Story and Stage Progression Open the permanent Episode 17 map using the Global story gate currently in effect.
Guide illustration Arknights Main Story and Stage Progression Continue through available Episode 17 operations and use their unlocks to advance permanent chapter progress.
Find another guide Keep making progress in Arknights.
