Just finished this series and the character web is surprisingly intricate for a baby-celebrity setup. The absolute core is Mo Fan, our protagonist reborn as an infant with all his adult memories and past-life entertainment industry skills. That's the engine of the whole thing—watching a literal baby out-maneuver grown-ups with a calm, scheming mind is the central joke and tension.
His parents, Mo Jianjun and Qin Xue, are crucial too. They're the straight men to his bizarre precociousness, normal people trying to raise a genius they don't understand, and their reactions—the confusion, the pride, the protectiveness—ground the story. Then you have the industry figures he manipulates, like directors and producers who become convinced they've discovered a once-in-a-generation talent, not realizing they're being guided by a baby. The dynamic isn't about a large cast of equals; it's about Mo Fan pulling strings from his crib, making everyone else orbit around him while they think they're in charge.
What sticks with me is how the novel uses that limited perspective. We're almost always locked into Mo Fan's thoughts, so other characters feel vivid through how he analyzes and plans around them, not through deep backstories of their own. It creates a fun, almost puppet-master vibe.