[Two male leads + Immortal cultivation + A reciprocal master-disciple bond + A little bittersweet, a little funny + Ensemble cast + A secondary couple]
Luo Jiuchen is the youngest Mindless Immortal Venerable of the Xiao Sword Sect. Cool and abstinent, he nevertheless takes on a foolish, absent-minded young disciple, Qi Poxiao.
Then one day, he realizes that the tune his disciple hums without thinking is the long-lost mantra for his own natal sword art.
Late at night, Luo Jiuchen looks at the sleeping Qi Poxiao and murmurs, "Master... This time, let me protect you."
Qi Poxiao opens his eyes, confused. "Master, why do you want me to kowtow to you?"