一个是死者交往十多年、论及婚嫁的女友，一个是死者的外遇对象，最后一个是外遇对象的正牌男友，三个人都没有不在场证明。
yí ge shì sǐzhě jiāowǎng shíduōnián 、lùnjíhūnjià de nǚyǒu ，yí ge shì sǐzhě de wàiyù duìxiàng ，zuìhòu yí ge shì wàiyù duìxiàng de zhèngpái nányǒu ，sān ge rén dōu méiyǒu búzàichǎng zhèngmíng 。
One of them dated the deceased for over 10 years and the two had talked of marriage. Another is the mistress of the deceased, while the last is the boyfriend of the mistress of the deceased. None of them have provided an alibi.