The story tells the love story between a ladybug and the sun. After a gang disbanded, the younger brother (male protagonist) who was originally at the bottom of the underworld began to look for a new way out, and in the process, he met a boss (male protagonist) with extraordinary appearance. The two gradually developed feelings and eventually came together. In this story, there is also a sub-CP plot that involves the relationship between a pair of pro-brothers. Since the plot may not be suitable for all readers, caution is advised. Through the interaction between ladybugs and the sun, the whole story shows their journey from acquaintance to love, and how they support and grow each other in the face of life's challenges.