getting into, entering
It's a little monster that sneaks into everywhere, like a rabbit.
— ニュー・シネマ・パラダイス (1988)
With utmost humility… it looks like it might crawl right up my nose.
— どん底作家の人生に幸あれ! (2019)
When I found a class I liked, I slipped in and took a seat!
— きっと、うまくいく (2009)