In Digimon Story Time Stranger, you can complete a series of side quests to obtain crucial in-game resources like Anomaly Points. It can be used to unlock Agent Skills containing perks that govern a Digimon’s growth and development. Likewise, you can complete the Mystery of Missing T-Shirt side quest to earn crucial materials.
You will be tasked with chasing a mysterious garment thief that turns out to be a monster. This article further discusses the steps to complete the Mystery of Missing T-Shirt side quest in Digimon Story Time Stranger.
How to complete Mystery of Missing T-Shirt side quest in Digimon Story Time Stranger
Unlocking Mystery of Missing T-Shirt side quest
The Mystery of Missing T-Shirt side quest in Digimon Story Time Stranger unlocks at some point during the A Vow Made on a Starry Sky main mission. Once it becomes available, you will receive a message from Hiroko Sagisaka regarding missing garments on the Digivice.
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Talk to Hiroko Sagisaka

Upon receiving the message, head to the Misono Detective Agency and directly speak with Hiroko at the desk. She will ask you to check in on a store in Shinjuku’s east shopping district that has experienced multiple thefts. It turns out some mysterious forces have been stealing T-shirts from the shop.
Talk to the Man at the T-shirt Shop
Visit the nearby T-shirt Shop, highlighted with a marker, after leaving the Misono Detective Agency. Talk to the old man outside the store to get more insight on the recent incident. The owner will explain how the T-shirts are flying out of the store. He further points towards an alley, the last known location of the thief.
Chase the Thief

Pass through the alley and take a right turn from the parking lot to reach a young man, who chased after the garment thief. He will inform you that the monster has gone down into the manhole. You are left with no choice but to follow the underground path to reach ZubaEagermon, the thieving Digimon from Time Stranger.
Approaching the monster will trigger a battle. Defeat the ZubaEagermon and head back to the store to earn some rewards.
Battle ZubaEagermon
Listed below are some general tips for the battle:
- ZubaEagermon belongs to the Vaccine category.
- You can counter him with Data Digimon like Lopmon or Gomamon.
- ZubaEagermon can resist Fire but is susceptible to Ice type.
- Gomamon has access to Ice skills. Hence, he is the best counter for the monster.
Mystery of Missing T-Shirt side quest rewards in Digimon Story Time Stranger
Here are the rewards for completing the Missing T-Shirt side quest in Digimon Story Time Stranger:
- Reward Money x1,000
- Anomaly Points x40
- ATK Attachment I x1
- Heavy Strike x1
- Friendship S x3
Check out our other Digimon Story Time Stranger articles:
- How to use Digifarm in Digimon Story Time Stranger
- Digimon Story Time Stranger: Jogmon Ultimate Card Game (TCG) guide
- How to defeat Chaosdramon in Digimon Story Time Stranger
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