Song of Unleash

The confused protagonist looks to his side and sees an unfamiliar smartphone. “Is this my smartphone?” When he powers it on, the screen suddenly lights up, and four girls he has never met project into the room before him. “Good afternooon!! We are the Little Sisters!!” The girls insist that they are also the protagonist’s little sisters, half-jokingly saying, “Big brother is surrounded by no one but little sisters, isn’t he!” The Little Sisters say, “We get that big brother lost his memories, but we don’t get how it happened…” and “We’ll lend big brother our strength to get back his memories!”

Following the girls suggestion—“First, let’s figure out who the real little sister is. If we look at the last name on the name plate of the hospital room, the real little sister should become clear”—the protagonist checks the name plate, but then—.

[From Gematsu]