Shakugan no Shana Vol 5 pg 139

A single cold sweat bead and a fearless smile appeared on her cheek.
To deal with the completely presence-less Tenmoku Ikko, it was not wrong to start by
addressing the ‘death’ of its movements themselves. However, that terrifying monster had
exceeded her calculations of ‘death’ and launched an unexpected attack. She had
undoubtedly crossed the line of death… and yet, the girl’s heart did not freeze in terror.
Rather, it danced with heat.
‘Amazing.’
‘So this is a battle to the death.’