The End (S05E10)

In the episode titled "The End," Larry uncovers the reality of his potential adoption, leading him to confront his past. As he grapples with this newfound information, he also faces a pivotal choice regarding a kidney donation for his friend Richard Lewis. This moment of introspection forces Larry to weigh the implications of both his heritage and his willingness to help Richard in a time of need, ultimately culminating in a decisive conclusion about his actions and relationships.