The eight deadly sins a new member

It has been 3,000 years since my twin brother Meliodas and I betrayed clan and sealed them away and 20 years since he left me alone with nothing but my half of the seal. But I knew that he would come back and so I never gave up. It was now the year of true hearts the year my hope was at its peak. and I heard that the highest order of the Kingdom of Liones was to participate in the love festival. Usually I didn't participate in the festivities of the town but something was telling me that I should go to the festival and so I went