The girl found out from her ancestors, a wind-capable mother who married a water-capable father.
He finally has the ability to ice.
The girl knew it, this person in front of her optionally had the wind ability of the way he saved the little girl by stretching out his arms and blowing out the monsters that turned to ice. He thought, this man in front of him could obtain the power of ice as well if he obtained the power of water.
"O you who are from the future... What's your name?" the little girl asked.
"My name is Mafu." Mafu said without hesitation.
"Who are you?" Mafu asked back, he looked at the girl seriously.
Maintaining her thin smile, the girl said by mentioning her name, "I am... Crysta."
________
It was the first time Mafu met Crysta.
They could live together.
Crysta thought the cute guy in front of her was still in her teens. Unfortunately she's in the real world 30 years and up and married.