Living Lock

"Here, it's yours." With only a key and car left behind by his vanished father, Ikuto - now grown up and licensed to drive - defies his mother's attempts to get rid of the vehicle. He moves his belongings into the car and begins living there, but after a decisive argument one day, he runs away from home. Pressing the pedal to its limit as he races through mountain roads, that's when...!?

(Source: MANGA Plus)