When Shizu was still with Demon Lord Leon, it was a Hero who rescued her. That Hero was Shizu's inspiration to help as many people as she could for many years. She even worked as a teacher for children who'd come from other worlds. And now, as her time comes to an end, Shizu asks Rimuru for one last favor...
I'm Gelmud. You can think 
of me as your father.
أنا غيلمود. يمكنك أن تعتبرني أباك
Gelmudo.
Soy Gelmud.
Puedes considerarme tu padre.
Soy Gelmud.
Puedes considerarme tu padre.
Germudo.
Germyud.
Gelmud. Pode me considerar
como seu pai.
Зовут меня Гельмуд. 
Можешь считать меня своим отцом.