The group began teasing for their comeback with their 1st single album 'Act.3 - Chococo Factory' via their official SNS, with a series of colorful, individual teaser images. Each of the members dressed in candy red dresses and red shoes, finding themselves in the blue interior of the chocolate factory, like in 'Charlie and the Chocolate Factory'. 

For this comeback, Gugudan will be promoting as 8 members, with Soyee sitting out due to her shoulder injury issue. 

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Gugudan's return with title track "Chococo" is set for November 8 at 6PM KST!