Qianbuliu and Huabuzhui have the same home, the same memories, and the same dreams. The two embarked on a journey together to bring their ideal home (Dutiankou) into reality, and finally grew an ordinary university club into the creative team of the variety show "Tianjin Crossing". On the way, the two met the mysterious figure Xia Feiguang, and through him they glimpsed a mysterious world that symbolized "ideal", and finally "grew" in the push and pull of "ideal" and "reality".