簡(jiǎn)介：<p>　　那是在極限的世界戰(zhàn)斗的人們之間牽絆的物語(yǔ)—— &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <br/>　　存在于這一時(shí)空的，無(wú)數(shù)平行世界之一—— &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <br/>　　在那里，人類驅(qū)使著被稱作戰(zhàn)術(shù)步行戰(zhàn)斗機(jī)（戰(zhàn)術(shù)機(jī)）的人型兵器，與敵對(duì)的地球外起源種「BETA」持續(xù)了長(zhǎng)達(dá)數(shù)十年的戰(zhàn)斗。 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <br/> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;　　被滅亡的危機(jī)逼入絕境的人類，在殘酷的命運(yùn)當(dāng)中將會(huì)展現(xiàn)怎樣的生存方式——&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;</p>…