‘Marvel’s Runaways’ doesn’t seem in a hurry to get anywhere

“Marvel’s Runaways” may be the oddest of properties in its comic-book universe, and not because of any superpower or magical twists.
Maybe it’s because it’s set in Brentwood, and it’s about six rich teens who once were friends but fell apart because of a tragedy. However, their parents have kept in touch.
One night the kids stumble on what seems like their parents committing a ritualized murder. Uh, or doing some cosplay, maybe?
It turns out that the elde