1. That Day

After an incident during an attack on Eggman's base had nearly cost Tails his life, Sonic decides to retire his young sidekick. Tails, seeing this as a betrayal, now seeks to prove to Sonic that he is capable enough to be a hero in his own right and even surpass Sonic himself, shattering their long-built relationship in the process. (Contains violence and profanity)

A reupload from FFnet (with additional illustrations) which you can read here: https://www.fanfiction.net/s/13728712/1/A-Broken-Bond-Rewritten

(yes, I am the same author)