Corrupted the Model Student of Mom!

'''Song Yan was the epitome of the perfect child—well-behaved and sensible since kindergarten, with walls covered in little red flowers and certificates of merit. A natural beauty, her smile could melt the hearts of adults for miles around, who affectionately called her Princess Yanyan. Except for Nian Yiqi, that woman nine years her senior who was even more of the "perfect child" than she was—her mother's most admired protégé. Nian Yiqi never gave her a proper glance, treating her as nothing but a little kid. Wherever Nian Yiqi appeared, Song Yan would grow a rebellious streak, instantly transforming into a delinquent. Attend tutoring classes? She'd skip them! Do household chores? She'd...