Santeri (13) looks on as older guys are driving their motor bikes and wants to be part of their world. He combs his hair and goes to meet his friend Anna (13). At Anna's home childhood's anarchy meets puberty.

Summer begins, Aku graduates high school and faces a great emptiness. As his girlfriend, parents and friends all leave the city, it looks to be the dullest summer ever. Everything changes at Midsummer when Aku meets Juli, a beautiful, strange and wild girl. Juli asks Aku for a ride to eastern Finland. Aku agrees – without any idea what he's getting himself into.

For a moment a little girl wants to be a boy.