"Don't worry. I don't plan on dying, knowing my children are waiting for me to pick them up from their grandparent's home."
Fighting an entire organization all on her own was something Heaven had experienced during Hera's peak. There were times she would just run off on her own, massacring all of her enemies and when her people arrived, the job was already done.
But back then, she didn't care if she would die or not. Those times were mostly to end people — tons of people — without thoughts of protecting anyone including herself. Which made a huge difference to their situation at the moment.
Leo aside as the man was already in Wolf's care, she also had to consider Hera's (her body) safety. Adding to that, Dominic was on the other side of the country battling another mob boss whom she knew was cunning and wicked. Not to mention, her dearest friend Ivy. And her life. So many lives she cared about were on the line.