So I'm the heroine but I don't want it.

The story is about a girl called Suzuki Ageka who died but when she opens her eyes again she was in a little girls body. But the moment she find out that she is the heroine, she was like - what?!! so I'm the heroine but I don't want that. Will she be able to escape from being the heroine and can she save the people she want to?.....