National track star Na Aeri, and her eternal rival 'Hany' join, the two participate in a special event race called 'Street Run' through the city's alleys, where they face off against the rising comet-like newcomer 'Rapid Ju'.

'Break Ups' is a slice of life story about a young couple with an on-and-off relationship. They stumble upon a time machine that takes them back to several periods in their lives as a couple.