The Resolve to Keep Singing (S03E23)

Sogo is treated coldly by his father Soshi at the Osaka family home. Soshi falsely accuses Tamaki of injuring a servant when he pushes back, and he demands Sogo quit working in exchange for not reporting Tamaki to the police. Tamaki is taken hostage, and Sogo appears on the live radio program alone... (Crunchyroll)