[She sighs and nods, slipping her rough scaly hand into his for the handshake. It is not a gesture she's had to do much, but she understands the meaning.]
Alright.
My "brother" and I are bound by certain rules, dictated by a form of magic called juju.
These powers are more than superstition, however. The primary reason why we don't offer our true names is because they possess an inherent ability that we have both agreed should not be shared, in order to prevent problems.
Unfortunately, he is a problem in and of himself. And that is why I'll share my name with you. Hearing it will send him into an immediate sleep.
[She pauses, awkwardly, and waiting to hear any kind of response and readying herself to say her name.]