The Paradox of Active Surrender

When Draco shows up as a suspect in a murder case after eight years of no contact, Harry has to balance his professional life and his past friendship with Draco. As suspicion mounts against him, Harry knows he has to keep his distance, but Draco makes that difficult when he starts claiming that they have a Life Debt to settle. Harry wants to trust him, but what is he hiding and where has he been these long years?