Every Day, I Try to Prevent My Enemy from Going Dark.

How can I survive once I travel through time and become a little cannon fodder? It also became a thorn in the male protagonist's side and a thorn in his flesh. But what can she do? If she wants to survive, she still has to hug the hero's thigh! So she came to the male protagonist every day to show her courtesy. "Is the tea cold? I'll pour you some hot water." "Are your clothes torn? I'll buy you new ones." "Are you hungry? I made delicious food for you." A certain male protagonist held her in his arms and said, "Little girl, if you want to attack me, you are too young. You should be like this-"