The single album was released three months after their previous comeback, Continuous.[2] The group promoted the single album for two weeks on South Korean music shows, including The Show and Inkigayo.[3] Following the end of the comeback, the group held a virtual concert, 2020 Victon Ontact Live: Mayday, in July.[4]
Upon release the single album ranked first in the Hanteo daily album rankings,[3] and it sold 95,560 copies in South Korea in 2020.[5] The album debuted at number three on the Gaon Weekly album chart,[6] and at number eight on the monthly chart.[7]
The title track "Mayday" debuted at number 5 on the Gaon Download chart,[8] and its music video surpassed 10 million views in four days.[3] It peaked at number 23 in Billboard's World Digital Song Sales Chart.[9]
For Mayday, Victon won first place on The Show on June 9.[10]
