Ranma ½ (1989)

S1E7 Enter Ryoga! The Eternal 'Lost Boy'

After an extensive quest, Ryoga Hibiki finally tracks down the individual responsible for his misfortunes—Ranma Saotome. However, there's a catch: Ranma has no recollection of the incident that infuriated Ryoga so deeply. As tensions rise, Ryoga is determined to confront Ranma about the past, leading to an inevitable clash filled with misunderstandings and unresolved emotions. Will Ryoga be able to convey his grievances, or will Ranma's amnesia complicate things further?