On the sixth something happened, I went to lvl VII and my spells disappeared. I waited a while and restarted the game. The 2 spells returned, but 1 has gone! I tried to go out, go back, restart, play on other devices and noticed that my time had also been stolen.
Raise a ticket with support here: https://flaregames.zendesk.com/hc/en-us/requests/new