Without more specific information, I'll offer a general discussion:

If Ariella is a public figure or character you're inquiring about, could you please provide more context or specify what you're looking for (e.g., information on a specific event, general behaviors, or attitudes towards non-monogamy)? This will enable me to offer a more accurate and helpful response.

The concept of a threesome, or engaging in sexual activity with three people, is a topic of interest and discussion within the realm of relationships and human sexuality. It's essential to approach such topics with an understanding of consent, communication, and respect for all parties involved.