Tensei shitara Zense no Otoko Tomodachi ni Kyuukon Saremashita

In feudal Japan, two young men, bound by an unbreakable bond of friendship, fought side by side in the tumultuous Warring States period. Their unwavering loyalty to each other was tested to the limit when one of them fell in battle, leaving the other to face the uncertainty of life without his dear companion. Vowing to reunite in another life, they sealed their promise, and centuries later, they found themselves reborn in present-day Japan, now as a man and a woman. The complex emotions that arise from their eventual reunion pose a daunting question: what will they carry with them as they rediscover their lost friendship?