He'll probably get bailed by some sheikh with connections or some NGO funded by Soros. Just like a while back with that woman in Sunderland in the UK.
Either way 4 years in Austrian prison will be 5 star hotel for him while the poor girl's boy's life is destroyed...permanently.
Edit: Yea boy...I my mind wandered off for a bit while writing this, I was thinking about what kind of madness we got ourselves into the last decades.