Gevurah or "strength" is usually understood as God's mode of punishing the wicked and judging humanity in #general. It is the #foundation of stringency, absolute adherence to the letter of the law, and strict meting out of justice. All this contrasts with chesed or "#kindness" (discussed in Chesed - The World Is Built On Kindness) which implies #mercy and #forgiveness.
We thus speak of God's primary modes of action as being the kindness and unaccountability of chesed, versus the stringency and strict accountability of gevurah. It is called "strength" because of the power and fury of God's absolute judgment.
Although the above colloquial interpretation is not wrong, the roots of gevurah are deeper than the mere sense of strictness and judgment.
To gain the more basic sense of gevurah, let us return to the #actOfCreation, which involved unbounded chesed. The rabbis #teach us that
I honestly think SM have some kind of plans for these two in the future, a subunit possibly. Like they did with EunHae. They obviously see what we, fans, also do. The potentials in these two and the chemistry they have together.