Buried by My Bride, Back as the Racing King - Episode 6

A man confronts his daughter's suitor, warning him to stay away after another family lost their son. He reveals he knows the man is linked to a past fatal car crash, a case the suitor denies involvement in. At his garage, the suitor discovers a critical test module from the crash, which was officially reported destroyed, hidden inside a prototype car. He learns the module was remotely accessed from a corporation's headquarters, confirming someone knows it survived and is now hunting for it.