"Spring Love" is a duet by Eric Nam and Wendy of Red Velvet. The song expresses the feelings of falling in love during the season of spring. The lyrics describe how the blossoming of spring mirrors the emotions of two people who have developed a romantic connection. The song starts with the scene of snow falling and the male protagonist being walked to the bus stop by the female protagonist. The act of holding hands surprises him, and he wonders if she can sense his hidden feelings. The wind represents the blossoming of their love, spreading and filling their hearts with warmth. The chorus expresses the protagonist's feelings of love, as it falls gently into his heart. He sees the girl's name, which has already fallen onto her shoulders, as a symbol of spring. The lyrics convey the tenderness and delicate nature of their relationship, with their held hands becoming thinner and lighter like the clothes of spring. The second verse reflects on their past friendship and how the girl's transformed appearance did not initially surprise the protagonist. he wonders what has caused this change and admits that it may seem crazy, but asks if he can call her his baby. In the bridge, they are depicted sitting on a bench, leaning on each other and cherishing the moment. The cherry blossoms in the sky represent their love, and the protagonist expresses his desire for this to last. He wants their love to make them blossom like flowers, melting each other's hearts and bringing out the best in one another. Overall, "Spring Love" is a sweet and romantic song that captures the excitement and beauty of falling in love during the enchanting season of spring.