While not strictly 'infinite', the duration of 999999999 seconds means that it will last for almost 32 years, which should be good enough.
Madness string 48401
Every time I've seen her, I try to learn more about her and come away somehow knowing less. At various points in time, I've though that she was a witch, an angel, or a cursed princess. I just need to reach out and ask her, right?