Three-and-a-half-year-old Niannian searches for her father, Long Ting, accompanying him through tests of career and family with her innocence, kindness, and wit. Through Niannian's innocent matchmaking, Long Ting and Lin Wan gradually clear up years of misunderstandings, leading the family to a warm reunion. The Long Group also ushers in new development relying on integrity, technology, and sincere cooperation. Niannian grows up happily amidst love, enters campus, and continues to pass on courage and goodwill. The story is heartwarming and inspirational, showcasing family affection, responsibility, growth, and commitment.