Context: Tsukamoto Tenma 塚本天満 sees her younger sister, Tsukamoto Yakumo 塚本八雲, packing a lunch box for someone. She guesses the food is for a boyfriend. It turns out she was just feeding a stray cat.
zettai koi dato omotta noni 絶対恋だと思ったのに～
Even though [I] absolutely thought [it] was love...
But [I] was sure [it] was [it] was love...
koi...? neko dayo 鯉･･･？猫だよ
Carp...? [It] is a cat.
