Bungo Stray Dogs: Short Stories About the Little Ones

Written a long time ago. The writing is immature, and I just wrote whatever came to mind, so please don't hate on it.

When a strange virus sweeps through Yokohama, everyone becomes pregnant overnight, and countless babies are born. Unless the source of the virus is eradicated, everyone is doomed to a swift demise.

Shuko: Looks five, actually six months old. Born in a test tube from a mysterious virus and human blood, she naturally tends toward depression and isolation. She was born to restore her older brother's soul and mind.

Akiya: Looks fifteen, actually one year old. Raised by Dazai Osamu, he's thoughtful and highly skilled in combat, yet kind and gentle, with even a touch of innocence. He'll ask adults to cuddle him.

Ping'an: Looks six, actually 120 years old. Kidnapped as a child and forced to become an experimental subject, he was implanted with a divine System. He's immortal and can transmigrate through time at will.

Duzou: Looks fifteen, actually one year old. Clever and brave, and a staunch romance enthusiast. After being pestered by a Russian boy, he comes to hate homosexuality.

Ayumi: Looks fifteen, actually one year old.

Xiuya: Looks seven, actually ten months old. The virus mother tree's most cherished child. After betraying the tree, he was consumed by the dying tree's rage. It devoured most of his soul and mind, intending for them to die together, leaving him in a vegetative state.

Theme: Children are angels