Millions believe that lying down in a coffin is a part of the death-before-dying ritual to prolong one's life by playing dead. Chris, an architect who is extremely claustrophobic but with hope to lengthen Mamiko's, his girlfriend's life, Chris decides to overcome his fear health religiously. However, only 2 weeks before marrying her fiance, Sue finds out that she's in the final stage of lung cancer. Sue then runs away to Thailand and discovers the coffin ceremony and decides to participate in order to save her own life.