In the end, Heath still brought Ralts to the Officer Jenny Unit, but rather than letting her out, he kept her in her Poké Ball. After all, Heath had no way to explain why he had a Shiny Ralts with him. And if Ralts encountered something or heard something that stirred up her long-buried memories again, he would be in serious trouble. Heath had not brought Mew along this time, so if Ralts became distressed, he would have no way to soothe her for the time being.
When Ralts sank into grief, it often came with intense emotional fluctuations that affected the people and other Pokémon around her, drawing them into that same heart-wrenching anguish. Elderly people often came to the Officer Jenny Unit to apply for documents and such, so to avoid unnecessary trouble, Heath kept Ralts in her Poké Ball.
"The Officer Jenny Unit, huh..." Heath looked thoughtfully at the building before him, then walked inside.
It was already working hours, so the Officer Jenny Unit was bustling. Officer Jennys came and went, and citizens were everywhere, attending to various matters. Heath did not interrupt their work any more than necessary. Instead, he went to a service window and asked about the information he had sent earlier, and whether any subsequent investigation had turned up anything.
"Oh, it's you. We're already looking into the case you mentioned, but we haven't made any breakthroughs yet. After all, it happened decades ago." The Officer Jenny helping Heath checked the records, then shook her head. Heath scratched his head. It seemed getting results anytime soon was impossible, but that was only natural. As Officer Jenny had said, the case had only come to their attention because Heath had reported it. If he had not, the Officer Jennys probably would never have