The dossier that Arabella prepared for him to sign was the share transfer document. It was clearly written on the document that once Cassius signed it all, he would own all the shares owned by Arabella overnight and that meant Briar Holdings would become his completely.
It's an official document and nothing can stop him from owning Briar Holdings, not even Arabella herself — Marcelo says it's possible that Arabella knows something they don't know, so leaving something so precious to her would be a last resort. But what makes him wonder is, why the woman trusts him so much that he leaves something she cherished the most?
Didn't she ever think he could just go blind and not return the giant company to her?
After all, Briar Holdings is a very successful company and has very promising pros
