“That’s what I like, Steve!"

Elder sister, Spring, seeks her origins before heading to university, Autumn, the mother, grapples with conceiving a child through artificial insemination, Summer, the younger brother, tries to engage with a paternal figure he barely knows just before his military service, and Winter, the father, desperately tries to change his fate as problems mount up.

Suspicion is on high after Batman, Batgirl, Robin and other DC superheroes receive mysterious invitations. However, family values must remain strong when Batman and his team encounter the villainous Red Hood, who is obsessed with destroying the Bat-family and all of Gotham City.