Dive into a Tale: Four Dynamic Characters

I want to design the cover of a novel that includes four characters: a woman wearing a graduation uniform holding a basketball, next to her is another woman wearing a navy blue and pink basketball uniform with a graduation cap and a veil, and behind them is a young man wearing a black hoodie with her hat covering his face, and another young man wearing a black leather coat, prescription glasses, and blond hair. The background is a dark misty sky and dark clouds