Xeno n. The smallest measurable unit of human connection, typically exchanged between passing strangers-a flirtatious glance, a sympathetic nod, a shared laugh about some odd coincidence-moments that are fleeting and random but still contain powerful emotional nutrients that can alleviate the symptoms of feeling alone. In which (Y/n) is stuck with Beam and Denji whether she likes it or not. ! Fem reader - Beam/(Y/n)/Denji