A group of engineering college students in Japan had a challenging assignment: to build a robot that makes people happy for a prestigious national competition. The COVID-19 pandemic threw many obstacles in their way, including tight schedules and limits on group work. Under these difficult conditions, they began to grow apart. How will they tackle the theme and work as one? What does happiness mean to each of them? This program takes a behind-the-scenes look at a robot contest unlike any other.