The song is performed by three-member anison vocal unit Mia REGINA and will be released as their 3rd single in Japan on April 26.
The unit also sings the ED song for the anime, “Welcome to our diabolic paradise,” and it will be also included in the single.
Lantis has posted a five-minute full music video for “My Sweet Maiden,” the OP theme song for sin Nanatsu no Taizai, the upcoming TV anime series to premiere in April 2017, which is based on Hobby Japan’s multimedia project Nanatsu no Taizai/The 7 Deadly Sins.