Bob signed up for the Tunnel Hill 100 in November and somehow has to train for it without losing his mind. He and Sass kick off the series by tracing how a guy who couldn't run two minutes in 2020 ended up registered for a hundred-mile race, the Brooks-to-Hoka shoe pipeline, why the ultra community is unreasonably nice to strangers, and the Relentless Forward Progress training plan that's about to eat his summer.