Tony DiNozzo/Ian Edgerton (Numb3rs). Crossover with NCIS (NCIS is primary fandom).
Two months into Tony’s run as team leader after Gibbs’ departure for Mexico, Jenny Shepard realizes things are not going well for the MCRT and decides to intervene. She forces Tony to make a choice, and he finds that sometimes, the best thing is to just start again.
Hotch is an unbonded guide with no interest in finding his sentinel. He prefers it with the BAU, and a sentinel could get in the way. Tony is able to function highly as an unbonded sentinel, and he’s fine with the situation the way it is. When their paths cross while Hotch works a case in New York, their disinterest is put to the test, especially when Hotch is in the path of a killer.
Tony DiNozzo/Derek Morgan, Sentinel Fusion
Summary: After rescuing Ziva from Somalia, Tony comes online as a powerful guide. The Center says he has a perfect match, the ideal sentinel, waiting for him. But his sentinel isn’t interested. As Tony finds his way into a new future, he finds that something imperfect can be what he actually needs.