Elaine

Elaine (エレイン) is the sister of King of the Seven Deadly Sins. She is also the Guardian Saint of the Fountain of Youth, who was killed by Ban and now resides at the Capital of the Dead.

Appearance
Elaine has neck-length cut hair and long eyelashes. She wears a single one-piece dress which is tied together with a butterfly knot at the back.

Personality
Elaine is shown to be a kind girl who cares deeply for Ban despite him killing her and wanted Ban to make her his? Elaine shown to be mad at King for leaving her and they country over 700 years ago.

History
700 years ago, King left the country and Elaine lived years of solitude, protecting the Fountain of Youth as the Guardian.

Possibly a long time ago, before Ban met Meliodas and the others, Elaine was killed by him whilst she was protecting the Fountain of Youth.