在一次時空穿(chuan)越的(de)(de)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)奇妙經(jing)歷中,主人公意外(wai)重回了(le)1987年。系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)他發現自(zi)己(ji)身(shen)上多了(le)一個神秘(mi)的(de)(de)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)簽(qian)(qian)(qian)到(dao)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong),只要完成每天的(de)(de)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)簽(qian)(qian)(qian)到(dao)任務,就能獲(huo)得不可思議的(de)(de)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)獎勵。隨著時間的(de)(de)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)推移,主人公逐(zhu)漸掌(zhang)握了(le)簽(qian)(qian)(qian)到(dao)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)的(de)(de)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)奧秘(mi),開始利(li)用它改變自(zi)己(ji)的(de)(de)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)命運(yun)。重回1987簽(qian)(qian)(qian)到(dao)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong),系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)將(jiang)帶領主人公展(zhan)開一段驚(jing)心動魄的(de)(de)系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)冒險之旅。系(xi)(xi)(xi)(xi)(xi)(xi)統(tong)