一(yī )声(🌠)响指(zhǐ )，宇(yǔ )宙(✒)间(jiān )半(🥇)数(📼)生(shēng )(📒)命(mìng )(🏽)灰(huī )飞(🍩)烟(yān )(🔼)灭(🌰)。几(jǐ )(🕋)近(😘)绝望(🕸)的(de )(🛍)复(fù )(🔱)仇(🕰)者(zhě )们(🤴)在(zài )惊(jīng )(🎺)奇(🔧)队(duì )(🎗)长(zhǎng )（(🆖)布(🥈)丽(lì )(🐉)·(🛤)拉尔(🍖)森 Brie Larson 饰(❣)）(🌗)的(🏇)帮(bāng )(♑)助(zhù )(📼)下(xià )找(zhǎo )(🚤)到(dào )灭(miè )霸(bà )(🐿)（(🕔)乔(qiáo )(🔸)什·(🎩)布洛林 Josh Brolin 饰(🐖)）归(guī )(🛺)隐(yǐn )(📞)之(🎿)处(chù )(🎫)，却得(dé )知(🍮)六颗(🙁)无(wú )(😻)限(🚸)宝(bǎo )石(shí )均(🐶)被(🥀)销(xiāo )(🕕)毁，希(xī )(🐖)望(🤷)彻(chè )(🔊)底(dǐ )(💞)破灭(🚢)。如(📎)是(shì )(🧚)过(🚣)了(le )(🔩)五年，迷(mí )(🚨)失在(zài )(⏯)量(liàng )(😞)子(zǐ )领域的(💱)蚁(yǐ )(🦗)人（保(🌊)罗(luó )(㊗)·路(lù )(🥔)德 Paul Rudd 饰(🙄)）(㊙)意(yì )外(wài )(🙀)回到(💪)现(xiàn )(⛓)实(shí )(🎾)世(⏰)界，他的(de )出(chū )现(xiàn )为(wéi )幸存(cún )的(🤲)复(🕙)仇(⛳)者(zhě )们点(diǎn )(👺)燃(⛳)了(le )希(🤳)望(wàng )。与(yǔ )(🕐)美(🐀)国(guó )(🧟)队长(zhǎng )(🧣)（克(⚾)里(🕯)斯(sī )(🌮)·埃(āi )(🗳)文斯(sī ) Chris Evans 饰(shì )(😊)）(🈸)冰(bīng )(➡)释(shì )前(qián )(🐛)嫌(xián )的托(tuō )尼(ní )（小(🤷)罗(luó )伯(🌪)特(tè )(💅)·(🌼)唐尼 Robert Downey Jr. 饰(shì )(👌)）找到(dào )(🥤)了(le )(🔷)穿(👵)越(yuè )时(shí )空的方(fāng )法(fǎ )，星(xīng )散(sàn )(🚲)各地的(de )(🌂)超级(jí )(🌱)英(👄)雄再度(dù )(🖍)集结，他(tā )们(men )分别穿(🏓)越(🚽)不(🎐)同(tóng )的(🔲)时(👛)代(🕕)去搜集无(wú )(📤)限(xiàn )宝(bǎo )(🍺)石(shí )。而在(zài )这(⏺)一(👩)过(guò )程中，平(píng )行(háng )(✖)宇(yǔ )宙(zhòu )的(🎴)灭霸(bà )(🚤)察(chá )觉(jiào )了(le )(⛴)他(tā )们的(de )计划。　　注(zhù )(💕)定要(yào )载(zǎi )(🐌)入(🐱)史(shǐ )册(cè )(💛)的(👼)最(zuì )终决(⛅)战(zhàn )，超级(🈸)英(yīng )(🙅)雄(xióng )们(men )为(wéi )了心(xīn )中恪(kè )(📯)守(shǒu )的信(👆)念前(qián )(🏗)仆(pú )(🍉)后(hòu )继(🏆)……(🌒)