Below is a walkthrough on the Sentimental Value side quest in Dying Light 2 Stay Human. To obtain this quest, speak with Maya on the roof of the Forsaken Store in Horseshoe.
Fight the bandits
Jump down onto the roof below and defeat the bandits for Maya.
Talk to Maya
Return to Maya and speak with her.
Search for the music box
Wait until night then head into the building of the Dark Hollow in the northeastern corner of Quarry End.
Kill the Infected that swallowed the music box
Defeat the giant Infected and group of normal Infected on the ground level of the hollow then pick up the music box to complete the quest.
Rewards
- 750 Combat XP