Fics like The Truth Will Set You Free.

John is captured while following a Number. After failing the conventional methods of interrogation, his captors decide to use an experimental drug designed to be a truth serum on him. In a desperate bid to keep Harold's identity secret, John decides to share secrets that were deeper and much closer to his heart.

You may also like

1. A Field Guide to Common Birds in New York City by Toft (Person of Interest (TV))
2. Technical Support by astolat (Person of Interest (TV))
3. Something Borrowed, Something Bluejacked by ArgylePirateWD (Person of Interest (TV))
4. Holding on to You by Glare (Person of Interest (TV))
5. It's a Dog's Life by manic_intent (Person of Interest (TV))
6. A Bottomless Well of Jealousy by iteration (Person of Interest (TV))
7. A Slight Miscalculation by skepwith (Person of Interest (TV))
8. Stitch My Skin Together (Thread the Needle with Your Love) by Isagel (Person of Interest (TV))
9. Pseudoprime by manic_intent (Person of Interest (TV))
10. pretense never suited us by the_ragnarok (Person of Interest (TV))
11. A Really Private Person by astolat (Person of Interest (TV))
12. Machine Language by manic_intent (Person of Interest (TV))
13. Sympathy for the Hellhound (and the Broken Winged Bird) by RyuuzaKochou (Person of Interest (TV))
14. Escapism by astolat (Person of Interest (TV))
15. A Heart So Fierce and Broken by Queen_OfThe_Universe (Person of Interest (TV))
16. I Have Quite Forgotten Their Names by Basingstoke (The Lord of the Rings - J. R. R. Tolkien, The Lord of the Rings (Movies), more)
17. High Risk by Toft (Person of Interest (TV))
18. Drifting by astolat (Person of Interest (TV), Pacific Rim (2013))
19. of inappropriate advices and other side projects, The Machine by Rosslyn (Person of Interest (TV))
20. out of the darkness we reach by the_ragnarok (Person of Interest (TV))